Certation
花粉管竞生
🗣️ 情景例句
I'm a friend of Pete's.
我是Pete的朋友。
Did you enjoy your flight?
你的飞行旅途愉快吗？
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，