Fena
[医][=excreted fraction of filtered sodium]滤过钠排泄部分
🗣️ 情景例句
Hello. This is an emergency. Can you please send an ambulance?
喂，这儿有急病患者，请派一部救护车来。
I took off my raincoat.
我脱下了我的雨衣。
Li Lei went into the school and found Miss Zhao in the school library.
李垒走进学校，在学校图书馆里找到赵小姐。