Dithiocarboxylic acid
[化] 二硫代羧酸(RCSSH)
🧩 词语组成解析
🗣️ 情景例句
No pain, no gain.
只有付出，才有收获！（不劳则无获！）
How thick is the ice here?
这儿的冰有多厚？
I read about you in the newspaper and decided to come and hear you play.
我在报纸上看到了你的情况，于是决定来听你演奏。