Tmah
[医][=tetramethylammonium hydroxide]羟化四甲铵
🗣️ 情景例句
I never understand what you are talking about, maybe it's the language barrier.
我从不知道你在说什么，也许这就是语言障碍吧。
The knife is dirty, Would you bring me a clean one, please?
这刀子是脏的，请你拿个干净的给我。
He waited until someone new joined the company and then began to steal.
他等待有人刚加入公司后才开始偷窃。