Nitrile
n. [化]腈
🗣️ 情景例句
Sorry, but he is out at the moment.
抱歉，他现在出去了？
Please try to be congenial and welcome the guests with a small.
请用笑脸愉快地迎接客人吧。
Suddenly she asked her father why he kept so many old newspapers locked away there,
她突然问父亲为什么把这么多的旧报纸锁在柜子里，