词语优惠的
解释preferential
preferential〔名词〕优惠详细»
preferential〔形容词〕优先的;n.优先权详细»
preferential〔名词〕优先的详细»
preferential〔名词〕优先的,优惠的,优先权详细»
preferential优先的详细»
优惠的concessional详细»