Sera
浆液, 血清\\n[医] 血清; 浆液
🗣️ 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
Save it!
你省省吧！
A page from a student's diary
学生日记一则