Usan
[医][=thiamphenicol]甲砜霉素，甲砜氯霉素
🗣️ 情景例句
How did he get to be a department head so fast?
他怎么这么快就成为一个部门的主管？
Omelets are not made without breaking of eggs.
鸡蛋不打破，蛋卷做不成；不甘愿吃苦，则预期效果达不到。
Who is going to sign the contract for your side?
谁代表你们这一方签约？