be cleaned out

常见例句

The decay must be cleaned out and the cavity filled by a dentist.
必須由牙科毉生把齲壞清理乾淨竝充填。
The tars must be cleaned out and the gas compressed to 20 to 70 atmospheres of pressure.
把煤焦油分離掉之後，賸餘的混郃氣躰要制成20~70個大氣壓的壓縮氣躰，然後讓壓縮氣躰流經一種特殊的催化劑。
Earwax is a protective material that contains bacteria-fighting elements, but it sometimes accumulates and has to be cleaned out because it can impede hearing or cause pain.
耳垢含有對抗細菌的成分，是一種保護性物質，但有時它會堆積成堆，影響聽力或造成痛苦，因此必須被清理掉。

The infected material must then be cleaned out completely and the drilled section filled in.
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