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- gravity sieve separator 重力筛式清选器
- We can separate the stones out with a sieve. 我们可以用一个筛子把石头分离出来。
- She drained the water out through a sieve. 她用漏杓把水控出去。
- 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。
- 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。
- I don't remember her name. I have a head like a sieve. 我忘记了她的名字，我的脑壳像筛子，记性太坏。
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- 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。
- To a frog in a well heaven is only a sieve in size. 井蛙观太空，天仅井口大。
- A revolving cylindrical sieve used for screening or sizing rock and ore. 滚筒筛一种圆筒形的可旋转的筛，用于岩石和矿石的筛分或大小测量
- 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。
- You'll need to sieve out the stone from the soil. 你得将石块从土中筛出。
- You can't carry water in a sieve. 你不能用竹篮子打水。
