Performic acid
[化] 过甲酸
🧩 词语组成解析
🗣️ 情景例句
What dorm do you live in?
你住在那个宿舍？
Time tries truth.
时间考验真理。
A run-down watch is still a watch and can be rewound.
手表停了依然是只手表，还可以重上好发条。