| 释义 |
latch
latch L0060000 (lăch)n.1. A fastening, as for a door or gate, typically consisting of a bar that fits into a notch or slot and is lifted from either side by a lever or string.2. A spring lock, as for a door, that is opened from the outside by a key.v. latched, latch·ing, latch·es v.tr. To close or lock with a latch.v.intr.1. To have or be closed with a latch.2. To shut tightly so that the latch is engaged: a door too warped to latch.Idiom: latch on to/onto1. To get hold of; obtain: latched on to a fortune in the fur trade.2. To cling to.
[Middle English latche, from lacchen, to seize, from Old English læccan.]latch (lætʃ) n1. (Mechanical Engineering) a fastening for a gate or door that consists of a bar that may be slid or lowered into a groove, hole, etc2. (Mechanical Engineering) a spring-loaded door lock that can be opened by a key from outside3. (Electronics) electronics Also called: latch circuit a logic circuit that transfers the input states to the output states when signalled, the output thereafter remaining insensitive to changes in input status until signalled againvb (Mechanical Engineering) to fasten, fit, or be fitted with or as if with a latch[Old English læccan to seize, of Germanic origin; related to Greek lazesthai]latch (lætʃ)
n. 1. a device for holding a door, gate, or the like closed, usu. a bar falling or sliding into a catch, groove, hole, etc. v.t. 2. to close or fasten with a latch. v.i. 3. to close tightly so that the latch is secured. 4. latch on, to grab hold. 5. latch onto, a. to obtain. b. to attach oneself to. [before 950; Middle English lacchen, Old English lǣccan to catch, seize] latch - Once was a loop or noose; a latch of links was a string of sausages.See also related terms for links.Thesaurus| Noun | 1. |  latch - spring-loaded doorlock that can only be opened from the outside with a keydoor latchlock - a fastener fitted to a door or drawer to keep it firmly closed | | 2. | latch - catch for fastening a door or gate; a bar that can be lowered or slid into a groovecatch - a fastener that fastens or locks a door or window | | Verb | 1. | latch - fasten with a latch; "latch the door"fasten, fix, secure - cause to be firmly attached; "fasten the lock onto the door"; "she fixed her gaze on the man" |
latchnoun1. fastening, catch, bar, lock, hook, bolt, clamp, hasp, sneck (dialect) You left the latch off the gate and the dog escaped.verb1. fasten, bar, secure, lock, bolt, make fast, sneck (dialect) He latched the door, tested it and turned round to speak to us.latch on to something understand, get, see, follow, realize, take in, grasp, comprehend, get the message about, get the hang of (informal), get the picture about, catch or get the drift of Other trades have been quick to latch on to these methods.Translationslatch (lӕtʃ) noun a catch of wood or metal used to fasten a door etc. She lifted the latch and walked in. 門閂 门闩，门插销 ˈlatchkey noun a small front-door key. She put her latchkey in the lock. 大門鑰匙 大门钥匙latch
latchkey childA child who is home alone after school or in general because their parents or guardians are at work. I know it makes me sound horrible, but I just don't want Tommy hanging out with those latchkey children from down the road. Being a latchkey child was tough at times, but it taught me the value of self-reliance at an earlier age than most.See also: child, latchkeylatchkey kidA child who is home alone after school or in general because their parents or guardians are at work. I know it makes me sound horrible, but I just don't want Tommy hanging out with those latchkey kids from down the road. Being a latchkey kid was tough at times, but it taught me the value of self-reliance at an earlier age than most.See also: kid, latchkeylatch onto (someone or something)1. To understand or make sense of something. Once he latched onto the instructions in the manual, he was able to complete the repair.2. To gain or obtain something. I need to latch onto a birthday card before the party on Saturday.3. To become closely involved with a person or group. I latched onto the one friend I'd made at orientation and followed her around the cafeteria.See also: latchon the latchOf a door, closed but not locked. Primarily heard in UK. In the small village where I grew up, you knew everyone around you, so everyone left their doors on the latch.See also: latch, onlatch on1. To fasten, attach, or hold tightly on (to someone or something). Be careful around that animal—if it latches on with its teeth, it won't let go. My son latched on to my arm when the movie became too intense for her.2. To fasten or attach something to someone or something. In this usage, a noun or pronoun can be used between "latch" and "on." I just need to latch the trailer on the truck, and we'll be ready to go. Once you latch the antenna on, we should be able to communicate to the control tower.3. To begin to comprehend, understand, or make sense of something. Once he latched on to the instructions in the manual, he was able to complete the repair. He's explained it twice already, but I'm still having trouble latching on.4. To become fixated on or accepting of some idea, notion, or belief. I don't know why he's latched on to this idea of moving to Canada, but he seems dead set on it now. I'll try to get the rest of the board members to latch on if you can show some data to back up your plan.5. To become closely involved or associated with a person or group. I was friendly with one guy during our orientation for the graduate program, but then he latched on and started following me around campus for the rest of the day. Tom's really latched on to the local rowing club.See also: latch, onthe latch string is always outold-fashioned You are always welcome to come and visit. Be sure to call around if you're ever in the area—the latch string's always out. I know you've been going through some tough times lately, so if you ever need someone to talk to, I want you to know that the latch string is always out.See also: always, latch, out, stringlatch on (to someone)to get hold of someone. I don't know where Jane is. Let me try to latch onto her.See also: latch, onlatch onto something 1. Fig. to obtain something. (See also (to someone or something)">latch on(to someone or something).) I have to latch onto a hundred bucks by Friday night. I latched onto a good book about repairing plumbing. 2. Fig. to begin to understand something. When Fred finally latched onto the principles of algebra, he began to get better grades. Sue doesn't quite latch onto the proper stance in golf.See also: latchlatch string is always outFig. You are always welcome. Come by anytime. The latch string is always out. No need to call before you come over. For you folks, the latch string is always out.See also: always, latch, out, stringlatch ontoAlso, latch on to. 1. Get hold of, grasp; also, understand, grasp mentally. For example, They latched onto a fortune in the fur trade, or Carol quickly latched on to how the sewing machine works. [c. 1930] 2. Attach oneself to, join in with, as in Rob didn't know the way so he latched on to one of the older children. [c. 1930] See also: latchon the ˈlatch (British English) closed but not locked: Can you leave the door on the latch so I can get in?See also: latch, onlatch on to/onto1. To get hold of; obtain: latched on to a fortune in the fur trade.2. To cling to.latch
latch1. a fastening for a gate or door that consists of a bar that may be slid or lowered into a groove, hole, etc. 2. a spring-loaded door lock that can be opened by a key from outside 3. Electronics a logic circuit that transfers the input states to the output states when signalled, the output thereafter remaining insensitive to changes in input status until signalled again latch[lach] (electronics) An electronic circuit that reverses and maintains its state each time that power is applied. (engineering) Any of various closing devices on a door that fit into a hook, notch, or cavity in the frame. In plastics fabrication, a device used to hold together the two members of a mold. (mining engineering) To make an underground survey with a dial and chain, or to mark out upon the surface, with the same instruments, the position of the workings underneath. latchA simple fastening device having a latch bolt, but not a dead bolt; contains no provisions for locking with a key; usually openable from both sides.latchA digital logic circuit used to store one or more bits. Alatch has a data input, a clock input and an output. When theclock input is active, data on the input is "latched" orstored and transfered to the output either immediately or whenthe clock input goes inactive. The output will then retainits value until the clock goes active again.
See also flip-flop.latchAn electronic circuit that maintains one of two states. See flip-flop.latch
LATCH Lower Anchors and Tethers for Children. The US version of ISOFIX, the international standard which specifies where the attachment points for child safety seats in passenger vehicles are to be placed.latch, latch-on (lach) (lach′on″) The attachment of the baby's mouth to the mother's nipple. Effective and comfortable latch-on is a crucial element in successful breast-feeding. LATCH
| Acronym | Definition |
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| LATCH➣Lower Anchors and Tethers for Children (automotive) | | LATCH➣Lower Anchors and Tethers for Children | | LATCH➣Lutheran Alliance to Create Housing (Seattle, WA) | | LATCH➣Local Access to Coordinated Healthcare (est. 2002; Duke University Medical Center Division of Community Health; Durham, NC) | | LATCH➣Leeds Action to Create Homes (UK) | | LATCH➣Location, Alphabet, Time, Category, Hierarchy (Wurman organizing principles) |
latch
Synonyms for latchnoun fasteningSynonyms- fastening
- catch
- bar
- lock
- hook
- bolt
- clamp
- hasp
- sneck
verb fastenSynonyms- fasten
- bar
- secure
- lock
- bolt
- make fast
- sneck
phrase latch on to somethingSynonyms- understand
- get
- see
- follow
- realize
- take in
- grasp
- comprehend
- get the message about
- get the hang of
- get the picture about
- catch or get the drift of
Synonyms for latchnoun spring-loaded doorlock that can only be opened from the outside with a keySynonymsRelated Wordsnoun catch for fastening a door or gateRelated Wordsverb fasten with a latchRelated Words |