Sbf
[医][=serologic-blocking factor]血清封闭因子，血清阻断因子
🗣️ 情景例句
Tell him, Philip.
告诉他， Philip。
For me, studying in another country is very exciting.
对我来说，到国外留学是一件刺激而又有趣的事。
It doesn't matter this time.
不要紧。请进来坐下吧。