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.
雙語例句
- 1. I've had a very unproductive day.
- 我這一天什么事都沒干成。
來自《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，他們的很多時間和精力全都是白費(fèi)。
來自辭典例句
- 3. One man's mystical haven for wealth is another's unproductive barbarous relic.
- 一個人的神秘的財(cái)富庇護(hù)所則是另一個人的不毛的荒涼廢墟.
來自辭典例句
- 4. One - quarter of the country is reckoned as unproductive.
- 這個國家有四分之一被認(rèn)為是不毛之地.
來自辭典例句
- 5. The letter was not unproductive.
- 信沒有白寫.
來自辭典例句