Casec
[医] 钙西克(酪蛋白钙的商品名)
🗣️ 情景例句
Yes.
是的。
A good teacher should always avoid embarrassing his students.
一位好的教师无论何时都应该避免使学生感到难堪。
This way, he can kill two birds with one stone.
这样他就能两全其美。