| 单词 | let |
| 释义 | let 1. v. & n. --v (letting; past and past part. let) 1. tr. a allow to, not prevent or forbid (we let them go). b cause to (let me know; let it be known). 2. tr. (foll. by into) a allow to enter. b make acquainted with (a secret etc.). c inlay in. 3. tr. Brit. grant the use of (rooms, land, etc.) for rent or hire (was let to the new tenant for a year). 4. tr. allow or cause (liquid or air) to escape (let blood). 5. tr. award (a contract for work). 6. aux. supplying the first and third persons of the imperative in exhortations (let us pray), commands (let it be done at once; let there be light), assumptions (let AB be equal to CD), and permission or challenge (let him do his worst). --n Brit. the act or an instance of letting a house, room, etc. (a long let). Phrases and idioms let alone 1. not to mention, far less or more (hasn't got a television, let alone a video). 2. = let be. let be not interfere with, attend to, or do. let down 1. lower. 2. fail to support or satisfy, disappoint. 3. lengthen (a garment). 4. deflate (a tyre). let-down n. a disappointment. let down gently avoid humiliating abruptly. let drop (or fall) 1. drop (esp. a word or hint) intentionally or by accident. 2. (foll. by on, upon, to) Geom. draw (a perpendicular) from an outside point to a line. let fly 1. (often foll. by at) attack physically or verbally. 2. discharge (a missile). let go 1. release, set at liberty. 2. a (often foll. by of) lose or relinquish one's hold. b lose hold of. 3. cease to think or talk about. let oneself go 1. give way to enthusiasm, impulse, etc. 2. cease to take trouble, neglect one's appearance or habits. let in 1. allow to enter (let the dog in; let in a flood of light; this would let in all sorts of evils). 2. (usu. foll. by for) involve (a person, often oneself) in loss or difficulty. 3. (foll. by on) allow (a person) to share privileges, information, etc. 4. inlay (a thing) in another. let oneself in enter a building by means of a latchkey. let loose release or unchain (a dog, fury, a maniac, etc.). let me see see SEE(1). let off 1. a fire (a gun). b explode (a bomb or firework). 2. allow or cause (steam, liquid, etc.) to escape. 3. allow to alight from a vehicle etc. 4. a not punish or compel. b (foll. by with) punish lightly. 5. Brit. let (part of a house etc.). let-off n. being allowed to escape something. let off steam see STEAM. let on colloq. 1. reveal a secret. 2. pretend (let on that he had succeeded). let out 1 allow to go out, esp. through a doorway. 2. release from restraint. 3. (often foll. by that + clause) reveal (a secret etc.). 4. make (a garment) looser esp. by adjustment at a seam. 5. put out to rent esp. to several tenants, or to contract. 6. exculpate. let-out n. colloq. an opportunity to escape. let rip see RIP(1). let slip see SLIP(1). let through allow to pass. let up colloq. 1. become less intense or severe. 2. relax one's efforts. let-up n. colloq. 1. a reduction in intensity. 2. a relaxation of effort. to let available for rent. Etymology: OE l{aelig}tan f. Gmc, rel. to LATE 2. n. & v. --n 1. (in lawn tennis, squash, etc.) an obstruction of a ball or a player in certain ways, requiring the ball to be served again. 2. (archaic except in without let or hindrance) obstruction, hindrance. --vtr. (letting; past and past part. letted or let) archaic hinder, obstruct. Etymology: OE lettan f. Gmc, rel. to LATE |
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