Elektron
n. 电子
🗣️ 情景例句
It's a privilege to know you.
认识您是我的荣幸。
May I see a timetable?
我可以看时刻表吗？
and in the course of a few hundred miles reaches the true ocean floor at 2,500-3,500 fathoms.
一直延伸到几百英里远深达2，500至3，500的地方，