Lactein
[医] 炼乳, 乳酸菌素
🗣️ 情景例句
The good news is that the Levinsons have come by
好消息是Levinson夫妇已来这儿
Prove thy friend ere thou have need.
在你需要朋友帮助前，先要考验他们。
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。