filter out

Filter out all the dirt before using the water.

在用水以先将其中清洁东西过。

This metal net filters out the dirt.

个金属网污物。

An avocet has a long, strongly upcurved bill which contains a complex and highly specialized system of lamellae capable of filtering out small food items.

我找了一下网路上资料，似也没有讨论他嘴上弯原因文献，可能有很久以，过就太好找了。

Inserts at the lower cone bottom , filter out iron mixed with raw materials , optional madel available.

放入锥斗底部，过残杂在原料中铁质物件。有多种结构形式以供选择。