Phthoric acid
[化] 氢氟酸
🧩 词语组成解析
🗣️ 情景例句
What beautiful timing.
时间正合适。
Don't bother him.
不要打扰他。
A little later, a man came along with a biscuit which occupied the whole boot of his car.
相隔不一会儿，一个男子也带来一个大饼干，那个饼干把汽车的行李箱挤得满满的。