No, not me, you use 地球作为参照系

来源: 于 2015-09-25 11:36:33 [旧帖] [给我悄悄话] 本文已被阅读：次

You go to Church this Sunday, two earth days from now. I use 宇宙 days. I go to church in 2 宇宙 days.