Trimellitic anhydride 1,2,4-
[化] 苯三酸酐
🧩 词语组成解析
[化] 酸酐; 酐; 某酐\\n[医] 酐, 脱水物
🗣️ 情景例句
Could you put that into more specific terms?
您能不能说得明确一点？
Whom will you write to?
你将写信给谁？
No spitting on the street.
禁止在大街上吐痰。