Copellidine
[化] 2-甲基-6-乙基二氢吡啶
🗣️ 情景例句
Keep cool.
保持冷静。
I'm afraid I can't get away from the meeting.
我恐怕难以从会议中抽身。
I would not waste my time pursuing that.
如果是我的话，不会将时间浪费在这里。