正像树木对于鸟儿来说是。必不可少的一样，地球对于我们人类也是很重要的。

As woods are indispensable to birds, the earth is just similarly important to us human beings.

youdao

正像树木对于鸟儿来说是。必不可少的一样，地球对于我们人类也是很重要的。

As woods are indispensable to birds, the earth is just similarly important to us human beings.

youdao