Pbi
[医] 蛋白结合碘
🗣️ 情景例句
to read to the students--their own children, really.
共同为学生们， 其实就是他们自己的孩子， 朗读
It's cold this afternoon.
今天下午很冷。
Everything's very quiet.I'm sure there's no one at home.
毫无动静，肯定家里没有人。