M-phenylenediamine
[化] 间苯二胺
🧩 词语组成解析
苯二胺
🗣️ 情景例句
Nope.
没有。
I can't say for certain off-hand.
我还不能马上说定。
A few hours earlier, someone had told the police that thieves would try to steal the diamonds.
数小时以前，有人向警方报告，说有人企图偷走这些钻石。