| 1. | The sides of the shaft were closing in ! 矿井四周正在崩塌下来! |
| 2. | Babbitt's world collapsed about him . 巴比特的小天地崩塌了。 |
| 3. | The cave fell in . 山洞崩塌了。 |
| 4. | We were concerned that the north slope of the volcano might slide away . 我们关心的是,火山北坡将会崩塌。 |
| 5. | The avalanche had shaken and slid a little forward, but it did not yet crash down . 冰雪动摇了,有点儿向前移动;但还没有崩塌下来。 |
| 6. | Volcanic tremor is due to the oscillation of magmatic gas or due to the crater-wall downfall . 火山地震由火山气体振荡或火山口内壁崩塌引起。 |
| 7. | Volcanic tremor is due to the oscillation of magmatic gas or due to the craterwall downfall . 火山地震由火山气体振荡或火山口内壁的崩塌引起。 |
| 8. | Volcanic tremor is due to the oscillation of magmatic gas or due to the crater-wall downfall . 火山地震由火山气体振荡或火山口内壁的崩塌引起。 |
| 9. | Design should incorporate provisions to avoid any accidental collapse of a bed full of solids . 在设计中应考虑如何避免丰富的固体床层由于意外事故而崩塌。 |
| 10. | To realize the world was crumbling around her 感受到她心中的世界已经崩塌了。 |