伐木可能是保护热带森林的上上之策。

Cutting down trees could be the best way to preserve tropical forests.

youdao

所以，热带森林的保护是十分必须的。

So the protection of tropical forests is absolutely essential.

youdao

所以，热带森林的保护是十分必须的。

So the protection of tropical forests is absolutely essential.

youdao