| 1. | The biotope acts on the biocoenosis .
群落生境对生物群落有作用。 |
| 2. | She had always acted on sudden ideas .
她做事总是凭一时之兴。 |
| 3. | Enterokinase acts on trypsinogen .
肠致活酶作用于蛋白酶原。 |
| 4. | I was acting on my own initiative and judgment .
我根据自己的主张和判断行事。 |
| 5. | We must not act on assumptions .
我们不能凭想当然办事。 |
| 6. | The diagram shows the forces acting on each block .
图中指出作用在每个物块上的力。 |
| 7. | He always acts on the level .
他总是表现得很诚实。 |
| 8. | This is the first time ( that ) i 've acted on the stage .
登台演戏我还是破天荒的第一遭。 |
| 9. | A loose mulch acts on the surface as an insulator .
疏松的覆盖物在土壤表面起了隔热的作用。 |
| 10. | The advice was acted on .
这项建议被采纳了。 |
