您要查找的是不是：
- Some horses were drinking at a trough. 有些马在水糟边饮水。
- For years he has been smuggling watches trough customs. 许多年来，他一直在非法走私手表。
- 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。
- gravity trough 自流槽
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- So she quickly emptied her jar into the trough. 她迅速地把水罐里的水统统倒进水槽。
- They passed trough the village yesterday evening. 他们昨天晚上路过这个村子。
- 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。
- A trough or flume used in washing ore. 槽洗机洗矿用的水槽或流槽
- A trough fixed under or along the eaves for draining rainwater from a roof. 檐槽把雨水从房顶排走的水槽，装在屋檐边或檐下
- 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。
- The trough is the lowest level of the cycle. 谷底是整个周期的最低点。
- 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。
- A vessel, stone basin, or trough used for washing. 洗涤盆用于洗涤的器皿、石盆或用来清洗的水槽
