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。
- You need to filter the drinking water. 你需要把饮用水过滤。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- 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。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- They passed trough the village yesterday evening. 他们昨天晚上路过这个村子。
- A trough or flume used in washing ore. 槽洗机洗矿用的水槽或流槽
- trough filter 槽形过滤器
- Put the coffee in the filter and let the water run through. 把咖啡倒入滤器里让水流过。
- 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
- The trough is the lowest level of the cycle. 谷底是整个周期的最低点。
- The filter cleans the fuel before it enters the engine. 在燃料进入发动机之前，过滤器先把它过滤。
- 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
- Layered gravel and charcoal to make a filter. 将砂砾和木炭分层以做成过滤器
- There is a longshore trough over there. 那边有一条沿岸槽。
- We want to use agency service trough do you agree? 我们想用中介人服务,你同意吗?
