backwash
To sound out written words without comprehending the meaning of the text.
The hole in a sink that prevents it overflowing by diverting excess water to the drain.
To operate a water filter in the reverse direction in order to clean it. / (transitive) To affect with backwash. / To clean the oil from wool after combing.
plural of Broadbent
毎月、詰まったゴミを取り除き、水流を回復させるためにプールのフィルターを逆流させて洗浄します。
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