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

• 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。
• Simulation results and performance analysis validate the effectiveness of the proposed approach.
  仿真实验和性能分析验证了所提方法的有效性。
• The accuracy and effectiveness of the models are validated by the actual data.
  利用现场数据验证了本模型的准确性和有效性。
• It can be applied to the study on relationship between administration cost and its effectiveness.
  可以借鉴和运用这种方法来研究执政成本与执政绩效之间的关系。
• But she says the study raises important questions about the long-term effectiveness of current treatments.
  但是她说，研究对当前治疗的长期有效性提出了重大问题。
• While there is some concern over the cost of on-line services, there is complete unanimity as to their effectiveness.
  除了对联机服务的费用有所考虑，会议就其效率问题取得了完全的一致。
• 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。
• Bad diction marred the effectiveness of her speech.
  文辞不当削弱了她演讲的渲染力。
• It holds that the authority, effectiveness and universality of the international non-proliferation regime should be upheld and enhanced.
  应切实维护和加强国际防扩散机制的权威性、有效性和普遍性；
• 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。