如果没有水和空气，所有得生物都要死亡。

Without water and air, all living things would have died.

youdao

如果没有水和空气，地球上就不会有生物。

If there were no air or water, there would be no living things on the earth.

youdao

如果没有水和空气，地球上就不会有生物。

If there were no air or water, there would be no living things on the earth.

youdao