effective
音標(biāo)發(fā)音
- 英式音標(biāo) [?'fekt?v??fekt?v]
- 美式音標(biāo) [??fek.t?v]
- 國際音標(biāo) [i'fektiv]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- adj. 有效的，起作用的；實(shí)際的，實(shí)在的；給人深刻印象
詞源解說
- 14世紀(jì)晚進(jìn)入英語，直接源自法語的effectif；最初源自拉丁語的effectivus，意為生產(chǎn)的。
詞根記憶
- 來自effect(n.影響，效果)
同根派生
- adv性質(zhì)的同根詞
- effectively：有效地，生效地；有力地；實(shí)際上。
- effectually：有效地；全然；實(shí)質(zhì)上。
- n性質(zhì)的同根詞
- effect：影響；效果；作用。
- effectiveness：效力。
- effector：[生理]效應(yīng)器；[遺]效應(yīng)物；操縱裝置。
- effectivity：有效；功效。
- vt性質(zhì)的同根詞
- effect：產(chǎn)生；達(dá)到目的。
用法辨析
- effective強(qiáng)調(diào)產(chǎn)生實(shí)際效果的能力,無比較級(jí)和最高級(jí)。
adj. (形容詞)
英漢例句
- These are effective measures.
這些都是有效的措施。 - The law became effective last month.
這條法律于上個(gè)月生效。 - The medicine is effective against cancer.
這藥物治癌有效。
用作形容詞 (adj.)
用作定語: ～+ n.
用作表語: S+be+～
S+be+～+ prep .-phrase
詞組短語
- be effective against 有抗…效力的
- effective from 生效日期；自…起生效
- effective range [電]有效范圍;有效量限;測量范圍
- effective supply 有效供給；有效供應(yīng)
- effective frequency 有效頻次;有效接觸頻次;有用頻次
- effective head [水利]有效水頭;有效落差;凈落差
用作形容詞 (adj.)
～+介詞
短語
英英字典
- (SUCCESSFUL) successful or achieving the results that you want
- (IN FACT) in fact, although not officially
- (IN USE) If a law or rule becomes effective, it starts to be used.
- Something that is effective works well and produces the results that were intended.
- effectively
- Effective means having a particular role or result in practice, though not officially or in theory.
- When something such as a law or an agreement becomes effective, it begins officially to apply or be valid.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 有效
Option is an effective tool of risk management.
期權(quán)是一種有效的風(fēng)險(xiǎn)管理工具。醫(yī)藥科學(xué)
- 效果
Conclusion: The Mongaolian medicine Naru-3 is more effective in traffic accident of spinal cord injury.
結(jié)論：交通事故性脊髓損傷后手術(shù)及營養(yǎng)神經(jīng)治療并聯(lián)合蒙藥那如-3治療效果好。計(jì)算機(jī)科學(xué)技術(shù)
- 有效的
Experimental results show that the approach is effective.
實(shí)驗(yàn)結(jié)果表明該方法是有效的。法學(xué)
- 有效
Inquiry is very effective to factual disputes.
調(diào)查針對事實(shí)爭端非常有效。 - 生效
And the effective date of the crime should be based on the exact time that the judgment takes effect.
在行為的起算時(shí)間上,應(yīng)以法院裁判生效為準(zhǔn)。 - 效力
In order to correct mistake in the effective judgment, the review procedure is carried on once more to the case tries.
再審程序,是為了糾正已經(jīng)發(fā)生法律效力裁判中的錯(cuò)誤而對案件再次進(jìn)行審理的程序。 - 效益
The fair value of criminal proceedings, effective value, the value of the order also requires it.
刑事訴訟的公正價(jià)值、效益價(jià)值、秩序價(jià)值也要求對刑事被害人的權(quán)利保護(hù)。電子、通信與自動(dòng)控制技術(shù)
- 高效
Numerical results proved that all the presented methods are effective and accurate.6.
數(shù)值算例及其結(jié)果證明了算法是高效、精確的。交通運(yùn)輸工程
- 高效
The trend in transportation system is the development in effective and unisonous comprehensive transportation system which is just in the beginning progress in our country.
發(fā)展協(xié)調(diào)高效的綜合運(yùn)輸體系，是交通運(yùn)輸發(fā)展的必然趨勢。管理學(xué)
- 成效
The emergence and development of the sense of social responsibility is the solid foundation of the effective critical spirit.
社會(huì)責(zé)任感的出現(xiàn)和成熟是學(xué)校批判精神富有成效的基礎(chǔ)。 - 實(shí)效性
The question of how to make the moral education more effective in the school is a widely discussed issue nowadays.
學(xué)校德育實(shí)效性問題已經(jīng)引起全社會(huì)的廣泛關(guān)注。體育
- 效果
Endurance training reduces fat synthesis, and it is has a more effective function if combined with food-restriction.
耐力訓(xùn)練降低了大鼠脂類的合成，結(jié)合限制飲食使這種趨勢更明顯，減肥效果更好。數(shù)學(xué)
- 有效的
- 有效的50％effectiveconcentration50％有效濃度50％effectivedose50％有效劑量
- 有效的
- 有效硫