Metacasein
[医] 间酪蛋白
🗣️ 情景例句
Thanks, Mom.
谢谢，妈。
I doubt he'll win the election.
我怀疑他是否能赢得选举。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。