Repossite
钙磷铁锰矿
🗣️ 情景例句
Where did you come from?
你从哪里来？
I appreciate your efforts and cooperation and hope that this will be the forerunner of other transactions in future.
非常感谢贵方的努力与合作，希望这只是我们今后业务往来的开端。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，