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- (of a medicine, poison, strategy, action etc) to begin to produce its effect; to start working
- (of a law, contract, agreement, ban etc) to come into force; to go into effect; to become operative
Trad. 效價
- potency
- titer (measure of effective concentration in virology or chemical pathology, defined in terms of potency after dilution by titration)
- valence (perceived value in psychology)
- valency
Trad. 時效
- timeliness
- period of viability or validity
- (law) prescription; limitation
- (metallurgy) aging
Trad. 特效藥
- effective medicine for a specific condition
- highly effective medicine
Trad. 效價能
- potency
- titer (measure of effective concentration in virology or chemical pathology, defined in terms of potency after dilution by titration)
Trad. 效果圖
- rendering (visual representation of how things will turn out)
Trad. 毫無效果
- to no avail
- achieving nothing
- totally ineffective
- to have no effect
- to fall flat (esp. of joke or speech that is completely ignored)
Trad. 東施效顰
- lit. Dong Shi imitates Xi Shi's frown (idiom)
- fig. to mimick sb's idiosyncrasies but make a fool of oneself
Trad. 追訴時效
- (law) period during which one can prosecute or sue sb (as stipulated by a statute of limitations)
Trad. 磁吸效應
- "magnetic" force that attracts investment and talented individuals
- in particular, the attraction China has for people and capital from around the world
Trad. 容積效率
- volumetric efficiency (engine technology)
Trad. 蝴蝶效應
- butterfly effect (dynamical systems theory)
Trad. 寒蟬效應
- the chilling effect of a climate of fear in which people are afraid to speak their mind
Trad. 有效期內
- within the period of validity
- before the sell-by date
Trad. 爭取時效
- to strive to get sth done while the timing is right
Trad. 上行下傚
- subordinates follow the example of their superiors (idiom)
- (idiom) to warn against following bad examples; as a warning to others
Trad. 多普勒效應
- the Doppler effect
Trad. 一致性效應
- consistency effect
Trad. 速效性毒劑
- quick-acting agent
- fast-acting heart pills (a medication developed in China in 1982 to treat heart conditions including angina)
Trad. 效犬馬之勞
- to render one's humble services
- to be at sb's beck and call
Trad. 關鍵績效指標
- key performance indicator (KPI)
Trad. 卡西米爾效應
- Casimir effect (attraction between two parallel metal plates due to quantum mechanical vacuum effects)
Trad. 等效百萬噸當量
- equivalent megatonnage (EMT)