Cbcp
[医][=cord blood C-peptide]脐血C肽
🗣️ 情景例句
My younger brother, Robbie.
这是我弟弟Robbie
I haven't the least idea.
我一点儿也不知道。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？