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    1. unproductive

      英 [?npr?'d?kt?v] 美['?npr?'d?kt?v]
      • adj. 非生產(chǎn)性的;徒勞的;不毛的;不生產(chǎn)的

      GRE低頻詞

      詞態(tài)變化


      副詞:?unproductively;

      英文詞源


      unproductive (adj.)
      1756, from un- (1) "not" + productive (adj.). Related: Unproductively; unproductiveness.

      雙語(yǔ)例句


      1. I've had a very unproductive day.
      我這一天什么事都沒(méi)干成。

      來(lái)自《權(quán)威詞典》

      2. Research workers are well aware that much of their time and effort is unproductive.
      研究人員很清楚,他們的很多時(shí)間和精力全都是白費(fèi)。

      來(lái)自辭典例句

      3. One man's mystical haven for wealth is another's unproductive barbarous relic.
      一個(gè)人的神秘的財(cái)富庇護(hù)所則是另一個(gè)人的不毛的荒涼廢墟.

      來(lái)自辭典例句

      4. One - quarter of the country is reckoned as unproductive.
      這個(gè)國(guó)家有四分之一被認(rèn)為是不毛之地.

      來(lái)自辭典例句

      5. The letter was not unproductive.
      信沒(méi)有白寫(xiě).

      來(lái)自辭典例句