单词	profitless
释义	profitlessprof‧it‧less /ˈprɒfətləs $ ˈprɑː-/ adjective formal Examples EXAMPLES FROM THE CORPUS Some advertise in the local papers - to my mind quite the most profitless form of contact or recruitment. Word family WORD FAMILYnounprofitprofitabilityprofiteeringprofiteeradjectiveprofitable ≠ unprofitableprofitlessverbprofitprofiteeradverbprofitablyprofitlessly not making a profit, or not useful to do OPP  profitable—profitlessly adverb
随便看	speed reading speed skating speed trap speedup speedway speedy speleologist speleology spell spellbinding spellbound spell-check spell-checker speller spelling spelling bee spelt spelunker spelunking Spence, Sir Basil spend spender Spender, Sir Stephen spending spending money

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。