Usea nitrogen
[医] 脲氮, 尿素氮
🧩 词语组成解析
[医] 脲, 尿素
🗣️ 情景例句
Richard, if you go out
Richard，假如你去
Mmm!
嘿嘿！
He was still mumbling something about hospitals at the end of the party when he slipped on a piece of ice and broke his left leg.
晚会结束时，他嘴里还在嘟哝着医院的事，突然踩到一块冰上滑倒了，摔断了左腿。