Im-
pref. 不, 未\\n[医] 压氨基, 二价的NH基
🗣️ 情景例句
I hope you won't take offense if I ask you not to smoke.
如果我请不你要吸烟,希望你不要生气。
He is attending a morning intensive course four hours a day, six days a week.
他每周六早晨都上一门4小时的速成课。
You can never turn the clock back.
时光不能倒流。
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