Astronavigation
n. 天体导航\\n[法] 太空航行
🗣️ 情景例句
How are you doing, Richard?
现在怎么样， Richard？
It is easier to pull down than build.
败事容易成事难。
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上，使他差点儿落入水中。