| 释义 |
fish ladder fiʃˈlædə
基本英英例句
鱼梯
Noun:
a series of ascending pools providing a passage for salmon to swim upstream past a damThen, to help the salmon swim upstream to deposit their eggs, they build special fish ladders up the smaller dams and rapids.同时，为帮助鲑鱼逆水，游回产卵的地方，他们在较小的水坝和急流上建设鱼梯。 |