单词	halon
释义	halonha‧lon /ˈheɪlɒn $ -lɑːn/ noun [uncountable] technical Examples EXAMPLES FROM THE CORPUS For example, environmental considerations have prompted the company to embark upon a halon replacement programme resulting in a range of alternative systems. It is expected that this halon replacement programme will continue to generate new business for the foreseeable future. The impending end of halon production is forcing the fire protection industry to consider recycling the halons already in use. a compound gas that damages the ozone layer
随便看	skewed skewer skew-whiff ski ski boot ski cross skid skid mark Ski-Doo skid row skier skies skiff skiffle skiing skijor skijoring ski jump ski jumping skilful skilfully ski lift skill skilled skillet

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