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- Navigation is difficult on this river because of the hidden rocks. 因为河上有暗礁,所以在这条河上航行很困难。
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- The compass is an instrument of navigation. 罗盘是航行仪器。
- Jupiter, with august gravity, sitting in the midst. 朱庇特威风凛凛地坐在当中。
- The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。
- What is the force of gravity at sea level? 海平面的地球引力多大?
- He could hardly keep his gravity. 他忍不住要笑出来。
- She does not know the gravity of her illness. 她不知道自己病情严重。
- The theory and practice of aircraft navigation. 航空学飞机航行的理论与实践
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- Navigation is difficult on this river because of the hide rock. 因为有暗礁,在这条河上航行很困难。
- Aerial navigation by visual identification of landmarks. 地标领航用可视地标来进行飞机航行
- He doesn't seem to understand the gravity of the situation. 他似乎没有意识到形势的严重性。
- gravity navigation 重力导航
- He discoursed impressively on Newton's theory of gravity. 他讲述了牛顿的引力定律,给人以深刻的印象。
- A rock falling to the ground is an illustration of gravity. 石块落地是地球引力的一个实例。
- The teacher gave a demonstration of the law of gravity. 教师论证了引力定律。
- The force of gravity makes things fall to earth. 地心引力使物体落向地面。
- Inflect the interface for typical navigation. 为常见的导航调整界面。