Regmagenesis
[地質(zhì)]大斷裂作用
??? 情景例句
It's important for you to keep a cool head at this moment.
這時候保持頭腦冷靜是很重要的。
I'm reading a book.
我正在讀一本書。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人聯(lián)系中我們遇到的最大困難是分隔我們的天文距離。