Morphinan
吗(啡)喃, 吗啡烷
🗣️ 情景例句
A vice-presidency
副总裁
It is not polite to eavesdrop on the conversation of other people.
偷听他人说话是很不礼貌的。
Last year, we were travelling across the Channel and Jane put a piece of paper with her name and address on it into a bottle.
去年，当我们横渡英吉利海峡时，简把写有她姓名和住址的一张纸条装进了一只瓶子，