adj.可滤过的;可滤的
You need to filter the drinking water. 你需要把饮用水过滤。
A filter traps dust from the air. 过滤网可存住空气中的尘埃。
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。