Rns
[医][=reference normal serum]参考正常血清
🗣️ 情景例句
What do you think about the shipment?
你对货运是怎么考虑的？
A friend in need is a friend indeed.
患难朋友才是真朋友。
My friend, Patrick, has always been a fanatical opponent of Mr.Lane's Radical Progressive Party.
我的朋友帕特里克一直是莱恩先生的激进党的强烈反对者。