更多意思
n.1.  过滤器
2.  滤光器
3.  分流指示灯
vt.过滤
vi.1.  缓行
2.  (信息、新闻等)慢慢传开,走漏
3.  (光或声)渗入,透过
4.  (交通指示灯处的交通)仅可左转行驶
参考例句
1. | I took this picture with a red filter . |
| 这张照片我是用红色滤光镜拍摄的。
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2. | 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。
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3. | The news of the defeat started to filter through. |
| 战败的消息开始传出来。
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4. | Put the coffee in the filter and let the water run through. |
| 把咖啡倒入滤器里让水流过。
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5. | A filter traps dust from the air. |
| 过滤网可存住空气中的尘埃。
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