Binaphthalene
联二萘
🗣️ 情景例句
How long will this be on sale?
这种商品减价时间有多久？
Little pitchers have great (or large) ears.
小孩子耳朵长。
A flight attendant would take charge of me and I never had an unpleasant experience.
我总是由一位空中乘务员照管，从未遇到过不愉快的经历。