Rns
[医][=reference normal serum]参考正常血清
🗣️ 情景例句
He likes that.
他喜欢那样。
Now that I've seen how he lives, I know why he needs so much money.
看过了他的生活状态，我现在才知道他为什么需要那么多钱。
Why did you stay at home?
为什么呆在家里？