Phthoric acid
[化] 氢氟酸
🧩 词语组成解析
🗣️ 情景例句
No problem.
小事一桩。
He was accustomed to poor food.
他习惯于粗茶淡饭。
I'm going to see my husband. He's ill in hospital.
我要去看我丈夫。他生病住了医院。