Polychromatic
a. 多色的, 变色的\\n[医] 多色的
✅ 同义词
🔴 反义词
🗣️ 情景例句
Are you all right?
你还好吗？
Come to me if you're in any difficulty.
有困难来找我。
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。