Lactoxin
乳毒素
🗣️ 情景例句
Nice talking to you, sir.
我也很高兴与您交谈 ，先生。
My father goes back to work in the evening.
我父亲傍晚回去工作了。
He is now retiring from political life and has gone abroad.
他现在退出了政界，到国外去了。