Zts
[医][=zymosan-treated serum]酵母多糖处理血清
🗣️ 情景例句
You may be offered coffee, and then you should immediately announce the reason for your visit.
他们会给你冲咖啡，然后你应该尽快说明来意。
Of young men die many, of old men escape not any.
年轻人死得不少，而年迈者是在劫难逃。
We can't let you have any more material.
我们不能再供给你原料了。