adj.商业的；贸易的；营利的；靠广告收入的n.（电台或电视播放的）广告； 变形： 复数：commercials 双语释义：adj.(形容词)商业的,商务的 of or for commerce; of business practices and activities英英释义： commercial[ kə'mə:ʃəl ]n.a commercially sponsored ad on radio or television同义词：commercial messageadj.connected wit