Rns
[医][=reference normal serum]参考正常血清
🗣️ 情景例句
Hello. Hello there. Are you ready for lunch with your grandpa?
哈喽 。哈喽 。 准备好跟你的祖父一起吃午饭吗？
Like draws to like the whole world over.
物以类聚，世间皆如此。
It seemed as if there was no way out.
看情形似乎没有出路了。