英语词汇commercial challenges怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	commercial challenges
释义	a commercial— 广告 commercial adj — 商用 adj • 商务 adj • 商办 adj • 媚俗 adj challenges pl — 挑战 n challenge n — 挑战 n • 难题 n • 质疑 n challenge v — 挑战 v • 质疑 v • 怀疑 v challenge — 将军
随便看	needs to be informed needs to be initiated needs to be installed needs to be integrated needs to be introduced needs to be inverted needs to be invoked needs to be involved needs to be ironed needs to be issued needs to be known needs to be licensed needs to be lifted needs to be little less needs to be longer needs to be looked at needs to be made clear needs to be maintained needs to be managed needs to be mandated needs to be measured needs to be mentioned needs to be met needs to be modified needs to be monitored

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

a commercial—