the human race例句

The human race has enough weapons to annihilate itself.
人类有足够的武器灭绝自己。

The philosopher speculated about the future of the human race.
那位哲学家考虑过人类的前途.

Can the human race carry on expanding and growing the same way that it is now?
人类能继续像目前这样扩张和增长下去吗？