您要查找的是不是：
- The roof is dangerous and could cave in at any time. 屋顶很危险，任何时候都会坍塌。
- She and I can't live under the same roof. 她和我不能住在一起。
- The roof of the old house will cave in any time. 这所老房子的屋顶随时会塌下来。
- Mr. Smith, late of the UN Secretariat. 以前在联合国秘书处服务过的史密斯先生。
- The roof or walls will not cave in. 坑顶或边墙不能塌方。
- A hermit used to live in the cave. 一位隐士曾经住在那个山洞里。
- The stone made a dent in the roof of my car. 我的汽车顶让石头砸了个坑。
- We kindled a firebrand in the cave. 我们在山洞里点燃火把。
- Snipers shot at the invaders from the roof tops. 狙击手从房顶上向侵略者射击。
- A mouse ran out from the dark orifice of the cave. 一只老鼠从黑暗的洞口跑出。
- In "under", the main stress is on "un". 在“under”这个词中，重读音节在“un”上。
- The rain water drips from the roof. 雨水从屋顶滴下来。
- During the gale roof tiles came hurtling down. 在暴风中屋顶的瓦片哗啦啦地落了下来。
- Seen from within, the cave looked larger. 从内部看，那个地洞显得更大。
- What do the letters UN stand for? 字母UN代表什么?
- Can you shoot up at the bird on the roof? 你能射中房顶上的那只鸟吗？
- The organization is backed by the UN. 这机构得到联合国的资助。
- The dark, dank cave gave me the willies. 这阴暗潮湿的山洞使我感到心惊肉跳。
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The rain drip down from a leak in the roof. 雨水从屋顶的裂缝中滴漏下来。
