2020听力线上活动每日任务—Day133
Day133 练习内容（TPO38-L4） 4.According to the professor, what could have occurred when a proto-planet in the outer accretion disk reached a mass of five to ten Earths?A. It started to shed …
Day: August 14, 2020
Day133 练习内容（TPO38-L4） 4.According to the professor, what could have occurred when a proto-planet in the outer accretion disk reached a mass of five to ten Earths?A. It started to shed …