英语词汇unproductiveness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	unproductiveness
释义	unproductiveness See unproductive
随便看	lacka lack/absence of adornment lack/absence of clutter lack/absence of complication lack/absence of decoration lack/absence of embellishment lack/absence of ornament/ornamentation lackadaisical lackadaisically lackadaisically lackadaisicalness lackadaisicalness lackaday lack-a-day Lackawanna lack confidence in lack conviction lacked lacker lackerband lackey lackeyed lackeying lackey moth lackeys

英汉双解词典包含464360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。