| 单词 | double |
| 释义 | Word Frequency double(ˈdʌbəl) adjective (usually prenominal) 1. as much again in size, strength, number, etc a double portion 2. composed of two equal or similar parts; in a pair; twofold a double egg cup 3. designed for two users a double room 4. folded in two; composed of two layers double paper 5. stooping; bent over 6. having two aspects or existing in two different ways; ambiguous a double meaning 7. false, deceitful, or hypocritical a double life 8. (of flowers) having more than the normal number of petals 9. mathematics a. (of a root) being one of two equal roots of a polynomial equation b. (of an integral) having an integrand containing two independent variables requiring two integrations, in each of which one variable is kept constant 10. music a. (of an instrument) sounding an octave lower than the pitch indicated by the notation a double bass b. (of time) duple, usually accompanied by the direction alla breve adverb 11. twice over; twofold 12. two together; two at a time (esp in the phrase see double) noun 13. twice the number, amount, size, etc 14. a double measure of spirits, such as whisky or brandy 15. a duplicate or counterpart, esp a person who closely resembles another; understudy 16. a wraith or ghostly apparition that is the exact counterpart of a living person; doppelgänger 17. a sharp turn, esp a return on one's own tracks 18. an evasive shift or artifice; trick 19. an actor who plays two parts in one play 20. bridge a call that increases certain scoring points if the last preceding bid becomes the contract 21. billiards, snooker a strike in which the object ball is struck so as to make it rebound against the cushion to an opposite pocket 22. a bet on two horses in different races in which any winnings from the horse in the first race are placed on the horse in the later race 23. (often capital) mainly Roman Catholic Church one of the higher-ranking feasts on which the antiphons are recited both before and after the psalms 24. music an ornamented variation in 16th and 17th century music 25. Also called: double time a pace of twice the normal marching speed 26. tennis double fault 27. a. the narrow outermost ring on a dartboard b. a hit on this ring 28. at the double verb 29. to make or become twice as much 30. to bend or fold (material, a bandage, etc) 31. (transitive; sometimes foll by up) to clench (a fist) 32. (tr; often foll by together or up) to join or couple he doubled up the team 33. (transitive) to repeat exactly; copy 34. (intransitive) to play two parts or serve two roles 35. (intransitive) to turn sharply; follow a winding course 36. nautical to sail around (a headland or other point) 37. music a. to duplicate (a voice or instrumental part) either in unison or at the octave above or below it b. (intransitive; usually foll by on) to be capable of performing (upon an instrument additional to one's normal one) the third trumpeter doubles on cornet 38. bridge to make a call that will double certain scoring points if the preceding bid becomesthe contract 39. billiards, snooker to cause (a ball) to rebound or (of a ball) to rebound from a cushion across or upor down the table 40. chess a. to cause two pawns of the same colour to be on the same file b. to place both rooks of the same colour on the same rank or the same file 41. (intransitive; foll by for) to act as substitute (for an actor or actress) 42. (intransitive) to go or march at twice the normal speed Derived forms doubleness (ˈdoubleness) noun doubler (ˈdoubler) noun Word origin C13: from Old French, from Latin duplus twofold, from duo two + -plus -fold |
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