Dimethylnaphthylamine
[化] 二甲萘胺
🗣️ 情景例句
Hey, Xiao Lu, what's up?
嘿，小陆，你好啊？
She is free any time you need help.
你需要帮忙时，请随时向她求助好了。
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和机械工业相比，化学工业中偶然发现的机会要多得多。