Sbf
[医][=serologic-blocking factor]血清封闭因子，血清阻断因子
🗣️ 情景例句
I don't have the heart to tell her.
我没有勇气告诉她。
Would you wait here for a minute?
您能在这里等一下吗？
Oh good! said Ann. May I put them on, please?
“好啊！”安说，“我可以插上蜡烛了吗？”