Perphosphoric acid
[化] 过磷酸; 过二磷酸
🧩 词语组成解析
🗣️ 情景例句
As a professional basketball player, his performance is really worth noting.
作为一个职业篮球手，他的表现很优秀。
He is pinned down by the demonstrators.
他被示威的队伍给钉住了。
'I am a foreigner,' I said.
“我是个外国人，”我说。