Sbf
[医][=serologic-blocking factor]血清封闭因子，血清阻断因子
🗣️ 情景例句
If I fail this test I'll kill myself.
我这次考试要是通不过，就得自杀了。
That's nice. Where?
好啊，去哪儿了？
In the light of this statement, teachers live by selling knowledge,
根据这种说法，教师靠卖知识为生，哲学家靠卖智慧为生，