Undetermined nitrogen
[医] 未定氮
🧩 词语组成解析
a. 未经决定的, 未确定的, 性质未明的, 形式未定的, 缺乏决断力的\\n[计] 未定的
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
Is there any chance of my borrowing your typewriter?
能不能借用一下你的打字机？
I' d like to study medicine and become a doctor.
我想学医，当个医生。