Binaphthyl
联萘
🗣️ 情景例句
who have made my stay in the United States so wonderful.
是你们使得我在美国的生活如此多采多姿。
I hope you get there on time.
我希望你准时到那里。
He became mortally ill a few months before we had planned to go and,
就在他计划回国的前几个月，他突然身患绝症。