indoors air pollutants

常見例句

雙語例句

• These levels of indoor air pollutants may be of particular concern because most people spend about 90％ of their time indoors.
  由於多數(shù)人大約90％的時間都在室內(nèi)度過，室內(nèi)空氣汙染的這種程度應儅引起人們的特別關(guān)注。
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