英语词汇unproductive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	unproductive
释义	unproductive /ˌʌnprəˈdʌktɪv/ adj. 1.(not productive of anything)不产生的 unproductive of sth不产生某物的 2.【经】+ factory不生产的；+ land不毛的；贫瘠的 There were 70 million acres of increasingly unproductive land.有7,000万英亩土地越来越贫瘠。 3.(not achieving much)+ day, discussion, meeting无成效的；无收获的；一事无成的 The meeting was unproductive.会议未取得成果。 Research workers are well aware that much of their time and effort is unproductive.研究工作者清楚地知道, 他们付出的大部分时间和努力都白费了。
随便看	reappraise reappraisement reappraiser reappropriate reapprove reaps reap the harvest rear rear above rear admiral rear bumper Reardon, Ray rear door reared rear-end rear-engined rearer rearguard rearguard action re-argue re-argument rear gunner rearhorse rearing rearise

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