Perbenzoic acid
[化] 过苯甲酸
🧩 词语组成解析
🗣️ 情景例句
Please sit down.
请坐下。
Who undertakes many things at once, seldom does anything well.
许多事情同时干，一件事也办不成。
Good, we've been looking for them.
好啊 ，我们一直等着看呢。