unproductive
英 [ˌʌnprəˈdʌktɪv] 美 [ˌʌnprəˈdʌktɪv]

adj.

不毛的；没有产物的，没有收益的；非生产性的；徒然的，没有效果的

英英释义

unproductive[ ,ʌnprə'dʌktiv ]

• adj.
  • not producing or capable of producing

    "elimination of high-cost or unproductive industries"

  • not producing desired results

    "the talks between labor and management were unproductive"

双语例句

用作形容词(adj.)

1. One quarter of the country is reckoned as unproductive.
   这个国家有四分之一被认为是不毛之地。
2. We have reduced the unproductive spending.
   我们已削减了非生产性开支。
3. I've had a very unproductive day.
   我这一天什么事都没干成。
4. It is unproductive self-punishment.
   自我惩罚是徒劳的。

权威例句

unproductive
Directly Unproductive, Profit-Seeking (DUP) Activities
Entrepreneurship: Creative, Unproductive and Destructive
On the Relative Importance of Competition in Unproductive Environments
Are Oxazolidinones Really Unproductive, Parasitic ...
The Role of Government Policy on Entrepreneurial Activity: Productive, Unproductive, or Destructive?
Different Carbon Support for Respiration and Secondary Production in Unproductive Lakes
Marcel Faber Roundtable: is our antibiotic pipeline unproductive because of starvation, constipation or lack of inspiration?
Baltz, R. H. Marcel Faber Roundtable: is our antibiotic pipeline unproductive because of starvation, constipation or lack of inspira...
Entrepreneurship: Productive, unproductive, and destructive (Reprinted from Journal of Political Economy, vol 98, pg 893-921, 1990)