| 释义 |
listless
list·less L0197500 (lĭst′lĭs)adj.1. Lacking energy or disinclined to exert effort; lethargic: felt tired and listless.2. Characterized by a lack of energy or interest: a listless glance.
[Middle English listles : probably from liste, desire (from listen, to desire; see list5) + -les, -lesse, -less.]
list′less·ly adv.list′less·ness n.listless (ˈlɪstlɪs) adjdisinclined for any effort or exertion; lacking vigour, enthusiasm, or energy[C15: from list desire + -less] ˈlistlessly adv ˈlistlessness nlist•less (ˈlɪst lɪs)
adj. having or showing little or no interest in anything; languid; spiritless. [1400–50; late Middle English lystles. See list4, -less] list′less•ly, adv. list′less•ness, n. Thesaurus| Adj. | 1. | listless - lacking zest or vivacity; "he was listless and bored"lethargic, unenrgetic - deficient in alertness or activity; "bullfrogs became lethargic with the first cold nights" | | 2. | listless - marked by low spirits; showing no enthusiasm; "a dispirited and divided Party"; "reacted to the crisis with listless resignation"dispiritedspiritless - lacking ardor or vigor or energy; "a spiritless reply to criticism" |
listlessadjective languid, sluggish, lifeless, lethargic, heavy, limp, vacant, indifferent, languishing, inert, apathetic, lymphatic, impassive, supine, indolent, torpid, inattentive, enervated, spiritless, mopish He was listless and pale and wouldn't eat.
spirited, active, alert, lively, energetic, attentive, sparky, wide-awake, alive and kicking, full of beans (informal)listlessadjective1. Lacking energy and vitality or showing such a lack:flagging, lackadaisical, languid, languorous, leaden, limp, lymphatic, spiritless.2. Without emotion or interest:apathetic, detached, impassive, incurious, indifferent, insensible, lethargic, phlegmatic, stolid, unconcerned, uninterested, unresponsive.Translationslistless (ˈlistlis) adjective tired and without energy or interest. listless children. 無精打采的 无精打采的ˈlistlessly adverb 無精打采地 无精打采地ˈlistlessness noun 無精打采 精神萎靡listless
listless (programming)In functional programming, a property of afunction which allows it to be combined with other functionsin a way that eliminates intermediate data structures,especially lists.
Phil Wadler's thesis gives the conditions for a function tobe in listless form: each input list is traversed only once,one element at a time, from left to right. Each output listis generated once, one element at a time, from left to right.No other lists are generated or traversed.
Not all functions can be expressed in listless form(e.g. reverse).listless
Related to listless: restlessSynonyms for listlessadj languidSynonyms- languid
- sluggish
- lifeless
- lethargic
- heavy
- limp
- vacant
- indifferent
- languishing
- inert
- apathetic
- lymphatic
- impassive
- supine
- indolent
- torpid
- inattentive
- enervated
- spiritless
- mopish
Antonyms- spirited
- active
- alert
- lively
- energetic
- attentive
- sparky
- wide-awake
- alive and kicking
- full of beans
Synonyms for listlessadj lacking energy and vitality or showing such a lackSynonyms- flagging
- lackadaisical
- languid
- languorous
- leaden
- limp
- lymphatic
- spiritless
adj without emotion or interestSynonyms- apathetic
- detached
- impassive
- incurious
- indifferent
- insensible
- lethargic
- phlegmatic
- stolid
- unconcerned
- uninterested
- unresponsive
Synonyms for listlessadj lacking zest or vivacityRelated Wordsadj marked by low spiritsSynonymsRelated Words |