| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024roof /ruf, rʊf/USA pronunciation n. [countable]- the outside, upper covering of a building.
- something that covers like a roof, such as the top of a car.
- (used to refer to a whole house):They lived under the same roof for years.
v. [~ + object] - to provide or cover with a roof.
Idioms- Idioms, go through the roof:
- (esp. of costs) to increase quickly and surprisingly:The cost of improvements has gone through the roof.
- Also, hit the roof. to lose one's temper:She'll hit the roof when she hears how much we spent.
roof•er, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024roof (ro̅o̅f, rŏŏf ),USA pronunciation n., pl. roofs, v. n. - the external upper covering of a house or other building.
- a frame for supporting this:an open-timbered roof.
- the highest part or summit:The Himalayas are the roof of the world.
- something that in form or position resembles the roof of a house, as the top of a car, the upper part of the mouth, etc.
- a house.
- Miningthe rock immediately above a horizontal mineral deposit.
- go through the roof:
- to increase beyond all expectations:Foreign travel may very well go through the roof next year.
- Also, hit the roof, [Informal.]to lose one's temper;
become extremely angry.
- raise the roof, [Informal.]
- to create a loud noise:The applause raised the roof.
- to complain or protest noisily:He'll raise the roof when he sees that bill.
v.t. - to provide or cover with a roof.
- bef. 900; Middle English (noun, nominal); Old English hrōf; cognate with Dutch roef cover, cabin, Old Norse hrōf
Collins Concise English Dictionary © HarperCollins Publishers:: roof /ruːf/ n ( pl roofs /ruːfs; ruːvz/)- a structure that covers or forms the top of a building
- (in combination): the rooftop
- (as modifier): a roof garden
- the top covering of a vehicle, oven, or other structure: the roof of a car
- any structure that covers an organ or part: the roof of the mouth
- a highest or topmost point or part: Mount Everest is the roof of the world
- a house or other shelter: a poor man's roof
- hit the roof, go through the roof ⇒ informal to get extremely angry; become furious
vb - (transitive) to provide or cover with a roof or rooflike part
Etymology: Old English hrōf; related to Middle Dutch, Old Norse hrōfˈroofer n ˈroofless adj ga′ble roof′, - Architecturea roof sloping downward in two parts at an angle from a central ridge, so as to leave a gable at each end. See illus. at roof.
ga′ble-roofed′, adj. |