Nitrosoamine
n. [化] 亚硝胺
🗣️ 情景例句
He couldn't teach such dull children.
他教不了这么笨的孩子。
He must have three more weeks of rest before he is released.
他在出院以前，还需要三周时间的静养。
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。