| 1. | Some sea animals accumulate elements like vanadium and iodine within their cells . 某些海洋动物在其细胞内积累象钒和碘一类元素。 |
| 2. | Many sharks feed on fish and other sea animals 很多鲨鱼以鱼和其他海洋动物为食。 |
| 3. | Land animals are believed to have developed from sea animals 陆地动物被认为是由海洋动物进化而来的 |
| 4. | Land animals are thought to have developed from sea animals 陆地动物被认为是由海洋动物进化而来的。 |
| 5. | Land animals are believed to have developed from sea animals 陆地动物被认为是由海洋动物进化而来的。 |
| 6. | Nautilus is a small sea animal 鹦鹉螺是种小型海洋动物。 |
| 7. | Land animals are believed to have developed from sea animals 陆地上的动物被认为是从海里动物进化而成。 |
| 8. | Land animals are believed to have developed from sea animals 一般认为,陆地动物是由海洋动物进化而来的。 |
| 9. | These toxins can be deadly to sea animals and also dangerous to people 这些毒素对海产动物可以致命,对人也有危害。 |
| 10. | To save sea animals 一切为了拯救海洋动物 |