Dimethylbenzidine
二甲基联苯胺, 联甲苯胺
🗣️ 情景例句
Hi.
嗨。
Short acquaintance brings repentance.
浅交生后悔。
After crossing the Equator, the captain called in at a port to have a new rudder fitted,
跨越赤道后，船长将船停靠在一个港口，在那儿换了一只舵。