| 单词 | roof |
| 释义 | Word Frequency roof(ruːf) nounWord forms: plural roofs (ruːfs, ruːvz) 1. a. a structure that covers or forms the top of a building b. (in combination) the rooftop c. (as modifier) a roof garden 2. the top covering of a vehicle, oven, or other structure the roof of a car 3. anatomy any structure that covers an organ or part the roof of the mouth 4. a highest or topmost point or part Mount Everest is the roof of the world 5. a house or other shelter a poor man's roof 6. mountaineering the underside of a projecting overhang 7. hit the roof 8. raise the roof verb 9. (transitive) to provide or cover with a roof or rooflike part Derived forms roofer (ˈroofer) noun roofless (ˈroofless) adjective rooflike (ˈroofˌlike) adjective Word origin Old English hrōf; related to Middle Dutch, Old Norse hrōf |
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