Dimethylolpropionic acid
[化] 二羟甲基丙酸
🧩 词语组成解析
🗣️ 情景例句
They are not personal or private.
并不是私人的问题。
Please tell him to stop running in and out.
请告诉他不要跑进跑出。
I felt very nervous when I went into his office.
我走进他的办公室，感到非常紧张。