Hydronal
海德郎那(一种氯醛和吡啶的聚合物)
🗣️ 情景例句
A real dilemma.
一个大伤脑筋的事。
I'm going to take four boxes.
我要拿四盒。
He goes home early everyday for fear that his wife would be angry.
他每天很早就回家，免得老婆生气。