| 1. | Everything on the submarine was buttoned up .
潜水艇上的机器都关闭了。 |
| 2. | The submarine was breaking into rainy night .
潜水艇正碰上了雨夜。 |
| 3. | He was a skilled submarine engineer .
他是个技术高明的轮机匠。 |
| 4. | The submarine bottomed on the ocean floor .
潜水艇停在洋底。 |
| 5. | Submarine contours can be more complete and reliable .
这样水下等高线更完整可靠。 |
| 6. | The frigate rammed the submarine .
护卫舰撞击了潜艇。 |
| 7. | The submarine rose to the surface .
潜水艇升至水面。 |
| 8. | The submarine rose to the surface .
潜艇露出了表面。 |
| 9. | The air and submarine attacks had thrown off the timing .
飞机和潜艇的袭击，打乱了时间。 |
| 10. | Submarines are already being powered by atomic energy .
潜水艇现在已经由原子能来驱动了。 |
