filter out造句

Filter out all the dirt before using the water.
在用水以前先将其中不清洁的东西过滤掉.

We must filter out the dirt.
我们必须滤除尘垢.

Such questions help him filter out and listen for significant information.
这些问题帮助他滤出,并听取了重要资料.

• #filter out