Napthoxy
(=naphthloxy)萘氧基
🗣️ 情景例句
She keeps all of her jewelry and valuables in a safe.
她把所有的首饰和贵重物品都放在保险柜里。
In college I majored in science.What was your major?
在学院我主修了自然科学，你主修了什么？
Will you please try to find out for me what time the train arrives?
能不能请你帮我查查火车什么时候到？