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

• Several experiments on AR and FERET face database demonstrate the effectiveness of the proposed method.
  在AR和FERET人脸数据库上实验结果证明了该算法的有效性。
• Through the practical application, the effectiveness and feasibility of the improved algorithm is shown again.
  通过实际的应用，再次验证了改进算法的有效性和可行性。
• 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。
• The effectiveness of this class of drug has, however, led to their misuse.
  不过，此类药品的显著疗效已经导致对其的滥用。
• 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。
• 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。
• 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。
• Managing these aspects of the script enhances your testing effectiveness and efficiency.
  管理脚本的这些方面可以增强您测试的有效性和效率。
• 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。