P-p-tetramethyldiaminodiphenylmethane
[医] 对对四甲基二氨基二苯甲烷
🗣️ 情景例句
But I suggest you complete your education first.
但是我建议你首先完成你的学业。
Now, ladies and gentlemen, I'd be happy to answer any questions that you might have.
各位女士各位先生，现在你们有任何问题我都乐意答复。
Have you received a letter from Jim yet?
你收到了吉姆的来信没有？