3. vertebrate 脊椎动物门
4. tint 色泽,色彩
5. zebra 斑马
6. Sargasso 果本马尾藻
7. twig 嫩枝
8. lichen 地衣
9. flake 一片
10. gradation 等级,层次,分等
11. obliterate 涂抹,擦去,使消失
12. larva 幼虫,幼体
13. pupa 蛹
14. mimicry 模仿,拟态
15. nocturnal 夜间发生的,夜出的
16. insectivorous 食虫的
17. procryptic 有保护色的,保护性的
难句译注
1. the rapidity of movement which is also made use of by both pursuer and pursued, which is similarly raised to a maximum in both by the gradual dying out of the slowest through a series of generations.
[参考译文] 追捕动物和被追的动物也利用快速的动作。这种快速的运动同样是通过几代更迭,逐渐消除了慢速,而发展到快速顶峰。
2. Protective resemblance is far commoner among animals than aggressive resemblance, in correspondence with the fact that predaceous forms are as a rule much larger and much less numerous than their prey.
[参考译文] 保护性模仿远比侵犯行模仿要普遍得多,这是和下述的情况想配合的:食肉的动物,按惯律总是比他们捕食的对象要大而且多得多。
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