Coenosite
[医] 半自由寄生物
🗣️ 情景例句
OK.
好的。
Why not go out for a walk?
干吗不出去散步？
and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。