Also during that period, creatures with hard body parts such as shells made of calcium carbonate appeared.

同样是在那个时期，出现了具有坚硬的身体部位的生物，比如由碳酸钙生成的贝壳。

His squat, hard body pushed through the crowd with savage energy.

他那矮胖结实的身躯带着狂暴的能量冲过人群。

It lives in a shell, which is a hard body, if you will.

它生活在一个壳里，如果你愿意的话，它是一个坚硬的身体。

You don't need no earrings, jackets, clothes if you have a hard body, right?

如果你有一个强壮的身体， 你不需要耳环， 夹克，衣服，对吧？

It could be doing other sorts of activities that require you to work your body hard.

它可能是做其他类型的活动，需要你努力锻炼身体。

Because when our ancestors began to build hard bodies, the only ingredients they had to choose from were what nature provided.

因为当我们的祖先开始建造坚硬的身体时，他们唯一可以选择的成分是大自然提供的。

But when the pick was shipped again, Hans pointed out on its surface deep prints as if it had been violently compressed between two hard bodies.

但当镐再次被运出时，汉斯指出，它的表面有深深的印记， 就好像它被猛烈地压缩在两个坚硬的身体之间一样。