damaging substances 中文意思是什麼
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The air swept out the potentially damaging substances before they had a chance to form sludge or corrode parts.
在他們有機會形成油泥或腐蝕部件之前，流動的空氣先清除了這些有潛在危險的物質。 -
Avoid excessive consumption of damaging substances and unhealthy foods
盡量避免有損身體的過量運動和危害健康的食物。 -
Under the 1987 montreal protocol, more than 180 signatory states have committed to phasing out the use of nearly 100 ozone - damaging substances, and hopefully this action is actually bearing results in a recovering ozone layer
1987年議定的蒙特利爾公約中， 180餘國簽署同意逐步淘汰使用約100種會破壞臭氧層的化學物質，希望這項舉動是造成此次臭氧層修復的主因。
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