Spationautics
宇宙航行学
🗣️ 情景例句
I guess I didn't have one, fortunately.
但我想我并没有，因为我的幸运的。
I ask him to tell me the details about everything.
我要求他告诉我每件事的细节。
This may sound fantastic, but it is easily calculated.
这点听起来令人难以置信，但却很容易计算出来。