例句
The water filter needs replacing before we leave.
我们出发前需要更换净水滤芯。
Modern treatment plants filter wastewater to remove harmful substances before releasing it into local rivers.
现代污水处理厂会过滤污水，去除有害物质后再将其排入当地河流。
常用搭配
- air filter｜空气过滤器
- filter out impurities｜滤除杂质
- filter search results｜筛选搜索结果
- light filters through｜光线透过
词形与相关词
filtration (n.) · filtered (adj.) · unfiltered (adj.)
用法提示
filter out后接被滤除的东西，不是保留下来的。