effectiveness

英 [ɪˈfektɪvnəs]

美 [ɪˈfektɪvnəs]

n.  效率（果，力，用，能，应）；有效性

TOEFL经济

BNC.3478 / COCA.3543

柯林斯词典

• ADJ-GRADED 有效的;能产生预期效果的
  Something that iseffectiveworks well and produces the results that were intended.
  1. The project looks at how we could be more effective in encouraging students to enter teacher training...
     该项目着眼于我们如何能够更加有效地鼓励学生参与教师培训。
  2. Simple antibiotics are effective against this organism...
     一般的抗生素能够有效对抗这种微生物。
  3. ...an effective public transport system.
     有效运转的公共交通系统
• ADJ 实际的;事实上的
  Effectivemeans having a particular role or result in practice, though not officially or in theory.
  1. They have had effective control of the area since the security forces left.
     自从安全部队撤离后，他们实际上控制了该地区。
  2. ...a restructuring that would have resulted in an effective increase on one of their most popular excursion fares.
     原本会使他们最热门的一条短途旅游线路的费用出现实质性上涨的调整
• ADJ （法律、协议等）生效的，起作用的
  When something such as a law or an agreement becomeseffective, it begins officially to apply or be valid.
  1. The new rules will become effective in the next few days.
     新规定将在几天后生效。

英英释义

noun

• capacity to produce strong physiological or chemical effects
  1. the toxin's potency
  2. the strength of the drinks
  Synonym:potencystrength
• power to be effective
  Synonym:effectivityeffectualnesseffectuality

双语例句

• Simulation results of point targets and distributed target validate the effectiveness of the presented imaging approach.
  点目标和分布目标的仿真结果验证了这种成像方法的有效性。
• The application of the proposed approach in a simulation and engineering system indicates its effectiveness and practicability.
  仿真和实际系统的应用表明了此算法的有效性和实用性。
• All this has played an important role in improving law enforcement effectiveness and the efficiency of our work.
  这些对提高执法水平和工作效能，发挥了重要作用。
• And, this she says, is hampering the effectiveness of the humanitarian operation.
  她说，这阻碍了人道主义救援行动的有效性。
• The practicability, effectiveness and reliability of these methods have been confirmed by 12 oilfields in China.
  这些方法的实用性、有效性和可靠性，已被我国12个油田的实际应用所证实。
• The current system lacks accountability, effectiveness and innovation.
  目前的体系缺乏可信性、有效性和创新性。
• Our national defense capabilities and the army's defense and combat effectiveness have further improved.
  国防实力和军队防卫作战能力进一步提高。
• The effectiveness and the capability of SFD for suppressing instability of the rotor system are analyzed.
  分析了SFD抑制转子系统不稳定的有效性和能力。
• Supplier involvement could improve the effectiveness and efficiency of new product development.
  供应商参与可以提高新产品开发的效益和效率。
• Its effectiveness and feasibility are verified by simulation of test system and comparison with conventional approach.
  通过测试系统的仿真及与常规优化配置算法结果的比较，验证了该方法的可行性和有效性。