Nccls
[医][=National Committee for Clinical Laboratory Standards]全国临床实验标准委员会
🗣️ 情景例句
Remember our fishing trips?
还记得我们以前那些钓鱼之行吗？
You can't tell anybody by what they seem.
你不能凭外表判断人。
Have you hurt yourself?
你摔伤了没有？