| 1. | Earthquakes take place far underground . 地震则发生在地球的极深处。 |
| 2. | This confused the whole underground movement . 这打乱了整个地下活动。 |
| 3. | This underground vault is theftproof . 这所地下保管库是防盗的。 |
| 4. | Torrential rivers are rumbling deep underground . 急流在地下深处隆隆奔腾。 |
| 5. | The cavers discovered a vast underground chamber . 探穴人发现了一个地下大洞穴。 |
| 6. | We travelled by the underground as far as aldersgate . 我们坐地铁一直到奥尔德斯盖特。 |
| 7. | The underground buildings are semicylindrical in design . 这种地下建筑物设计成半圆筒形的。 |
| 8. | This type of behavior is not associated with underground shock . 在地下冲击波中,这种状况并不出现。 |
| 9. | So sunken and suppressed it was that it was like a voice underground . 它是这样的低沉而咽塞,好象是地下的声音。 |
| 10. | The roots are the underground parts of the tree that supply it with nourishment . 树根是树的地下部分,用于供应养分。 |