Peroxyformic acid
[化] 过甲酸
🧩 词语组成解析
🗣️ 情景例句
You can't expect to learn a foreign language in a week.
别指望一个星期就能学会一门外语。
There are ten dimes in every dollar.
每美元有十角。
He had lived in it as a child when it was already disappearing,
作为一个孩子他曾在西部生活过，当时西部拓荒生活正在消失。