Polyacetylvinylamine
[化] 聚乙酰氨基乙烯
🗣️ 情景例句
It is generally believed that Chinese are poor public speakers.
一般认为中国人不擅长公众演讲。
He is very nervous, so he takes a lot of pills.
他非常的神经质，所以要服很多药
Annie and her brother were sent to a children's home. There the boy died.
安妮和她的弟弟被送往一家孤儿院。弟弟在孤儿院死了。