Word · CEFR B1 · Frequency #1007
effective
有效的；能产生预期效果的；效果好的
核心释义
Able to achieve the intended result; working well as a means or remedy.
- 1.
有效的；能产生预期效果的。
Having the power to produce a required effect or effects.
- 2.
产生预期结果或有显著效果的
producing or capable of producing an intended result or having a striking effect; -LewisMumford
- 3.
产生决定性效果的；有力的。
Producing a decided or decisive effect.
- 4.
能够实现目的；有效运作的
able to accomplish a purpose; functioning effectively; -G.B.Shaw
- 5.
效率高的；可用的；可投入使用的。
Efficient, serviceable, or operative, available for useful work.
- 6.
作为手段或补救措施有效的
works well as a means or remedy
- 7.
实际生效的；现行的。
Actually in effect.
- 8.
无负系数的。
Having no negative coefficients.
- 9.
没有群元素起平凡作用的。
Such that no group element acts trivially.
- 10.
近似的；不描述系统实际发生的根本动态变化的。
approximate; Not describing the fundamental dynamic changes in some system as they happen.
生效的；现行的；无负系数的；有效的；忠实的；有效的；近似的；有效的；能产生预期效果的。
用法In use
The new medicine is very effective against the flu.
用法提示：这里“effective”作形容词，表示“有效的”，后接介词“against”。
She is an effective leader who motivates her team.
用法提示：这里“effective”作定语修饰“leader”，表示“有效的领导者”。
This cleaning solution is effective at removing stains.
用法提示：这里“effective”作表语，后接介词短语“at removing stains”。
an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation
effective teaching methods
effective steps toward peace
made an effective entrance
相关词与表达Connections
搭配Collocations
- effective method
- 有效的方法
- This is an effective method for solving the problem.这是解决这个问题的有效方法。
- effective treatment
- 有效的治疗
- The patient responded well to the effective treatment.病人对这种有效治疗反应良好。
- effective communication
- 有效的沟通
- Effective communication is key to a successful team.有效的沟通是团队成功的关键。
- effective strategy
- 有效的策略
- We need an effective strategy to increase sales.我们需要一个有效的策略来增加销售额。
- effective way
学习提示Learner notes
记忆技巧Memory Tip
将'effective'拆解为'effect'（效果）和'ive'，意为能产生效果的。
语境与语域Context & Register
中性；常用于学术、职场等正式场合，也见于日常交流；多用于描述方法、措施等实际效果。
语法说明Grammar Note
通常用于描述方法、措施、工具等，不直接用于人。
发音与拼写Pronunciation & Spelling
All listed words rhyme with 'effective': they share the stressed vowel /ɛ/ and the ending /k.tɪv/.
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级Usage priority
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.