filter-主題

filter

['filtə]

n.過濾器, 濾色鏡, 濾光器 
v.過濾, 滲透

例句與用法：

You need to filter the drinking water.

你需要把飲用水過濾。

The teacher gave each of us a piece of filter paper before doing the experiment.

做試驗前，老師給我們每個人發了一張濾紙。

The sunlight filtered through the curtains.

陽光透過窗簾映了進來。

詞形變化：

形容詞: filterless | 名詞: filterer | 動詞過去式: filtered | 動詞過去分詞: filtered | 動詞現在分詞: filtering | 動詞第三人稱單數: filters |

英文解釋:

名詞 filter:

device that removes something from whatever passes through it

an electrical device that alters the frequency spectrum of signals passing through it

動詞 filter:

remove by passing through a filter

同義詞：filtrate, strain, separate out, filter out

pass through

同義詞：percolate, sink in, permeate

run or flow slowly, as in drops or in an unsteady stream

同義詞：trickle, dribble

以上來源於大辭典