| 1. | Patterns of activity differ between species .
同种的活动形式不同。 |
| 2. | The chimpanzee is an endangered species .
黑猩猩是濒于灭种的动物。 |
| 3. | The methoxylradical is the attacking species .
甲氧自由基是进攻性基因。 |
| 4. | Grief, sir, is a species of idleness .
先生，悲哀是懒惰的一种。 |
| 5. | It was surrounded by other species .
它四周都有其它树种包围。 |
| 6. | Water is a very good solvent for ionic species .
水对各种离子是非常好的溶剂。 |
| 7. | I saw, in her, youth and a species of beauty .
我在她身上，看到了青春和一种美。 |
| 8. | There are many such casual associations of species .
有许多这样偶然的种类组合。 |
| 9. | The species is the unit of evolution .
物种是进化的单位。 |
| 10. | There are several species differences .
有好些种族差异。 |
