| 1. | You speak of living on the lid of a volcano .
你谈到在火山口上生活。 |
| 2. | An active volcano vomits forth smoke and lava .
活火山喷出烟雾和熔岩。 |
| 3. | Volcanoes may exploded violently .
火山可能猛烈地喷发。 |
| 4. | A volcano spouts flame and lava .
火山喷出火焰和岩浆。 |
| 5. | The volcano is inactive .
这座火山已进入休止状态。 |
| 6. | This is an active volcano which spews out lava every year .
这是个每年喷熔岩的活火山。 |
| 7. | There is a volcano almost as big as new mexico .
那里有一座火山，几乎象新墨西哥州那么大。 |
| 8. | The cascade range, to the north, is made up of volcanoes .
北边的喀斯喀特山脉由一群火山组成。 |
| 9. | At the same time, steam was building up within the volcano .
与此同时，在火山中形成了水蒸汽。 |
| 10. | 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。 |
