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- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- You need to filter the drinking water. 你需要把饮用水过滤。
- Be modest, otherwise you will lag behind. 要谦虚，否则就要落后。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- There is a time lag of about 10 years. 有大约十年时间的间歇。
- I felt completely disorientated with the jet lag. 我乘长途飞机後因生理节奏失调而感到昏昏沉沉的。
- 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。
- The children always lag behind when we go for a walk. 我们出去散步时，孩子们总是落在后面。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- One puppy was lagging considerable behind. 有一只小狗远远地落在后面。
- If your payments of rent lag behind, you will be asked to leave. 你要是不能按时付房租，就要请你搬家。
- Put the coffee in the filter and let the water run through. 把咖啡倒入滤器里让水流过。
- 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。
- They do not like to be lagging behind the others. 他们不愿意落在人后。
- Why was she lagging behind in the preliminaries? 她预赛中为什么会落后?
- Layered gravel and charcoal to make a filter. 将砂砾和木炭分层以做成过滤器
- You'll lag behind unless you study harder. 你如不更加努力地学习就要掉队。
- The lagging country may be given special treatment. 落后国家可以给予特殊待遇。
