| 1. | The species is the unit of evolution . 物种是进化的单位。 |
| 2. | Competition between species is frequency-dependent . 物种之间的竞争是频率制约的。 |
| 3. | The species is commonly regarded as the base-paint . 种被普遍地看作是分类学的基本单位。 |
| 4. | Two distinct species are hidden under the same dress . 两个不同的种隐藏在同一外衣之下。 |
| 5. | the unionized sulfur species is in water. 溶于水中非电离形式的硫即。 |
| 6. | Some associations of species are almost a form of commensalism . 有些种类的组合几乎是共栖的形式。 |
| 7. | Such species are referred to by the general term electrophiles . 这种物品就是一般听说的亲电试剂。 |
| 8. | The oothecae of this species were abundant in late may and june . 这个物种的卵囊在5月下旬至6月最多。 |
| 9. | Only a few species are capable of surviving in isolated pockets . 仅有少数树和得以在隔离的隐蔽处残存下来。 |
| 10. | Facies of species are often connected with extreme or disturbed habitats . 植物种的群常与严酷或干扰的生境有联系。 |