单词	staple
释义	noun | verb | adjective staplestaple1 /ˈsteɪpəl/ ●●○ noun [countable] Etymology ETYMOLOGYstaple1 Origin: (1,2) Old English stapol post 1a small piece of thin wire that is used to hold pieces of paper together, by using a special tool to push the ends through the paper and bend them over2a small U-shaped piece of metal with pointed ends, used to hold something in place3a food that is needed and used all the time:  Tortillas are a staple of Mexican cooking.4someone or something that is often seen or often happens in a particular place:  The song is a staple of the band’s live shows.5social studies, economics the main product that a country or company produces, or its main source of income:  Military contracts are still a staple of the business. [Origin: (1,2) Old English stapol post] noun | verb | adjective staplestaple2 verb [transitive] Verb Table VERB TABLE staple Simple Form Present I, you, we, they staple he, she, it staples Past I, you, he, she, it, we, they stapled Present perfect I, you, we, they have stapled he, she, it has stapled Past perfect I, you, he, she, it, we, they had stapled Future I, you, he, she, it, we, they will staple Future perfect I, you, he, she, it, we, they will have stapled Continuous Form Present I am stapling he, she, it is stapling you, we, they are stapling Past I, he, she, it was stapling you, we, they were stapling Present perfect I, you, we, they have been stapling he, she, it has been stapling Past perfect I, you, he, she, it, we, they had been stapling Future I, you, he, she, it, we, they will be stapling Future perfect I, you, he, she, it, we, they will have been stapling Thesaurus THESAURUSattach something to something► fasten to attach something firmly to another object or surface:  A hook is fastened to the ceiling of the warehouse. ► join to make things connected so they will not separate:  Join the two copper wires together by twisting them. ► attach to join something firmly to another object or surface:  A long lens was attached to the camera. ► secure formal to fasten or hold something tightly in a particular position:  “Please fasten your seat belt and secure all loose objects,” said the flight attendant. ► glue to join things together using glue:  Glue the two pieces of wood together in the shape of an X. ► tape to fasten or attach something using tape:  I taped the note to the front door. ► staple to join papers together or attach one paper to another using staples (=small pieces of bent wire that go through paper):  Staple the papers together and put them in the envelope. ► clip to join things together using a clip (=a small object that goes over paper to hold it together):  Susan clipped the newspaper articles together and put them in a drawer. to fasten two or more things together with a staple: staple something to something A credit card slip was stapled to the receipt.staple something together I stapled the poems together into a little book.► see thesaurus at fasten noun | verb | adjective staplestaple3 adjective [only before noun] 1forming the greatest or most important part of something:  Oil is Nigeria’s staple export.2staple diet/food the food that you normally eat:  Potatoes are part of the staple diet in Russia.3used often or all of the time:  Market research is a staple tool of business.
随便看	Emancipation Proclamation, the emasculate emasculation embalm embalmer embankment embargo embark embarkation embarrass embarrassed embarrassing embarrassingly embarrassment embassy embattled embed embedded journalist embellish embellishment ember embezzle embezzlement embezzler embitter

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