Sera lactis
[医] 乳清
🧩 词语组成解析
浆液, 血清\\n[医] 血清; 浆液
🗣️ 情景例句
Five points.
五分。
I haven't heard from him for a long time.
我很久没有收到他的信了。
Oh, there's the conductor. Do you have your ticket?
啊，列车员来了。票在你那儿吗？