Analytical concentration
[化] 分析浓度
🧩 词语组成解析
🗣️ 情景例句
Always remember to wash your hands before eating.
用餐前谨记要洗手。
He that has a wife has a master.
娶了妻娶了个主人。
It was no use pretending that I had not seen him, so I waved to him.
若再装作没看见他已是没有用了，我只好向他招手。