滤

例句：

1. 1. The water is so clear that you can see the fish swimming through it.
   水如此清澈，以至于你可以看见鱼儿在它中间游动。
2. 2. We need to sieve out the important information from the pile of papers.
   我们需要从一堆文件中筛选出重要的信息。
3. 3. The new filter system greatly improves the quality of our drinking water.
   新的过滤系统极大地提高了我们饮用水的质量。