Lactein
[医] 炼乳, 乳酸菌素
🗣️ 情景例句
It's a safe bet that he'll get the job.
他能得到那份工作，这几乎可以打保票。
I'm not myself today.
我今天心神不宁。
When could you make a delivery?
你们什么时候可以交货啊？