| 释义 |
自然保护
基本例句
protection of natureconservation of naturenature preservationnature protectionnature conservation
该地区已被指定为一个自然保护区。The area has been designated as natural reserve.
茧状物类似的自然保护覆盖层或结构，例如蜘蛛的蛋壳A similar natural protective covering or structure, such as the egg case of a spider. |