effectiveness

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数据源: ai_enrichment
effectiveness 指某事物实现预期目标或产生理想结果的程度,强调实际效果和效率。

用法要点

介词搭配

effectiveness 常与介词 of 连用,表示某事物的有效性;也可与 in 搭配,表示在某个领域或方面的有效性。

• effectiveness of the treatment
• effectiveness in communication
• effectiveness of the policy

句型结构

常用于 'the effectiveness of something' 或 'something's effectiveness' 结构,作为主语或宾语,描述有效性程度。

• The effectiveness of the new drug is being tested.
• We need to improve the team's effectiveness.
• His effectiveness as a leader is widely recognized.

语域说明

effectiveness 是正式用语,常见于学术、商务、医疗等专业语境,日常口语中可用简单词如 'how well it works' 替代。

• The study measured the effectiveness of the intervention.
• The report evaluates the effectiveness of the marketing campaign.
• We discussed the effectiveness of the training program.

基础例句

The effectiveness of this cleaning product is amazing—it removes stains quickly.

这款清洁产品的效果惊人,能快速去除污渍。

We need to test the effectiveness of the new software before we buy it.

在购买新软件之前,我们需要测试它的有效性。

His teaching methods have improved the effectiveness of our study sessions.

他的教学方法提高了我们学习小组的效果。

The effectiveness of the diet plan depends on how strictly you follow it.

这个饮食计划的效果取决于你遵循的严格程度。

高级例句

The research paper evaluates the effectiveness of cognitive-behavioral therapy in treating anxiety disorders.

这篇研究论文评估了认知行为疗法在治疗焦虑症方面的有效性。

Our company conducts regular audits to assess the effectiveness of our quality control systems.

我们公司定期进行审计,以评估质量控制系统的有效性。

The government report highlights the effectiveness of the new environmental regulations in reducing pollution.

政府报告强调了新环境法规在减少污染方面的有效性。

In the business meeting, we discussed strategies to enhance the effectiveness of our marketing campaigns.

在商务会议上,我们讨论了提高营销活动有效性的策略。

高频搭配

verb

improve effectivenessmeasure effectivenessassess effectivenessenhance effectivenessevaluate effectiveness

adjective

high effectivenessoverall effectivenessclinical effectivenesscost-effectivenesslong-term effectiveness

noun

level of effectivenesseffectiveness of treatmenteffectiveness of communicationeffectiveness of policyeffectiveness of strategy

adverb

highly effectiveremarkably effectivesurprisingly effectiveconsistently effective

preposition

effectiveness ofeffectiveness ineffectiveness foreffectiveness against

phrase

cost-effectiveness analysiseffectiveness and efficiencyeffectiveness of the programeffectiveness in practice

常见错误

❌ 错误:The effectivity of the medicine is good.
✓ 正确:The effectiveness of the medicine is good.

effectivity 是较少使用的非标准形式,正确名词是 effectiveness,表示有效性或效果。

❌ 错误:We need to improve the effective of our team.
✓ 正确:We need to improve the effectiveness of our team.

effective 是形容词,意为“有效的”,不能直接作名词;应使用名词 effectiveness 来表示“有效性”或“效果”。

近义词辨析

efficiency

efficiency 强调以最少资源或时间完成任务的能力,侧重过程优化;effectiveness 强调实现目标或产生预期结果的程度,侧重最终成果。

The new machine improves efficiency (saves time), but its effectiveness (achieving the goal) depends on proper operation.

efficacy

efficacy 通常用于医学或科学语境,指在理想条件下产生特定效果的能力,更理论化;effectiveness 更通用,指在实际应用中的效果,包括现实因素。

The drug showed high efficacy in lab tests, but its effectiveness in real-world patients may vary.