Sbf
[医][=serologic-blocking factor]血清封闭因子，血清阻断因子
🗣️ 情景例句
and his book
他的书
One scabbed sheep will mar a whole flock.
一羊生癣，群羊受害。
Julie. I'm sure we'll win something this week.
我敢肯定这星期我们会赢一点的。