roof

名词 roof:

1. a protective covering that covers or forms the top of a building
2. protective covering on top of a motor vehicle

动词 roof:

1. provide a building with a roof; cover a building with a roof

1. The roof of the tunnel was supported by wooden props.
   坑道顶用木柱支撑。
2. The wind was whispering in the roof.
   屋顶上风声飒飒。
3. Snow sifted through the crack in the roof into the room.
   雪从屋顶上的裂缝飘进屋里。
4. Has your roof a sharp slant?
   你的屋顶是否有一个陡峭的斜面？
5. You're only laying up trouble (for yourself) by not mending that roof now.
   你不趁现在修理房顶将来给自己找麻烦。
6. The roof of the old house caved in.
   那栋旧房子的屋顶塌下了。
7. She went through the roof when I told her I'd crashed her car.
   我告诉她我把她的汽车撞坏了，她气得大发雷霆。
8. She and I can't live under the same roof.
   她和我不能住在一起。

roof

n.（名词）

The exterior surface and its supporting structures on the top of a building.
屋盖，屋顶构架：建筑物顶部的外表面及其支撑结构
The upper exterior surface of a dwelling as a symbol of the home itself:
房屋，住处：作为家的象征的住宅的外表面上部：
例句：
three generations living under one roof.
住在一个屋顶下的三代人

The top covering of something:
顶，顶部：某物的顶层覆盖物：
例句：
the roof of a car.
车顶

The upper surface of an anatomical structure, especially one having a vaulted inner structure:
室顶，盖：尤指解剖结构有拱状内部结构的上表面：
例句：
the roof of the mouth.
口腔顶

The highest point or limit; the summit or ceiling:
最高限度：最高点；极点或顶峰：
例句：
A roof on prices is needed to keep our customers happy.
最好使最高物价能让我们的顾客满意

v.tr.（及物动词）
roofed,roof.ing,roofs
To furnish or cover with or as if with a roof.
装饰或仿佛给…盖上屋顶

<习惯用语>go through the roof【俚语】
To grow, intensify, or rise to an enormous, often unexpected degree:
增长、加强或上涨到极大且通常出乎意料的程度：
例句：
Operating costs went through the roof last year.
去年的手术费用已涨到登峰造极的程度

To become extremely angry:
暴跳如雷，大发雷霆：
例句：
When I told her about breaking the window, she went through the roof.
她听我说有关砸碎窗户的事时大发雷霆

raise the roof【俚语】
To be extremely noisy and boisterous:
极其吵闹，喧哗：
例句：
The participants plan to dance, drink, and generally raise the roof at tonight`s party.
参与者们计划在今晚的聚会上跳舞、饮酒及总之是极尽喧闹之能事

To complain loudly and bitterly:
大声且强烈地抱怨：
例句：
Angry tenants finally raised the roof about their noisy neighbors.
愤怒的房客终于对吵闹喧哗的邻居提出强烈抗议

来源：
Middle English
中古英语
from Old English hrôf
源自 古英语 hrôf