fume exhaust facilities fume exhaust unit fume exhaustion system fume extractor
Related Translations:
烟: Ⅰ名词1.(物质燃烧时产生的气体) smoke 短语和例子毒烟 toxic smoke; 褐烟 brown smoke; 蓝烟 cold smoke; 高高的烟囱喷吐出黑烟。 tall chimneys belch [vomit] forth black smoke. 满屋子都是烟。 the room was full of smoke. 烟从烟囱里袅袅升起。 the sm
Example Sentences:
1.
Sand island the ventilation system isn ' t working . i can ' t see a thing through the smoke 排烟装置不起作用了。在浓烟里我甚么都看不到！
