Fena
[医][=excreted fraction of filtered sodium]滤过钠排泄部分
🗣️ 情景例句
Tony is a man of weak will.
托尼是个意志薄弱的人。
The paperhanger is working with sticky wallpaper.
裱纸匠正在贴着附粘胶的壁纸。
The comparable speed from the Moon is only 1.5 miles per second.
而从月球出发的相应速度只是每秒1。5英里。