Dimethylnaphthylamine
[化] 二甲萘胺
🗣️ 情景例句
Did you bring me what I ordered?
你拿来的是我所点的吗？
Poverty is not a crime.
贫非罪。
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。