效力的英文

1.(效劳) render a service to; serve
2.(事物所产生的有利作用) potence; effect; efficacy 短语和例子
这药因受潮失去了效力。 the drug has lost its potence by being exposed to moisture.3.(约束力) force; effect; avail 短语和例子
两种文本具有同等效力。 both texts are equally authentic

• 等效力:    equivalent force
• 高效力:    high potency
• 合伙, 效力:    validity of associ ...

例句与用法

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1. Some narcotics are extraordinarily potent。
   有些麻醉药的效力非常强。
2. The legislation was made retrospective .
   该项法规具有追溯效力。
3. Both texts are equally authentic .
   两种文本具有同等效力。
4. The drug has lost its potence by being exposed to moisture .
   这药因受潮失去了效力。
5. Carburetors also spread out the mixture availability .
   多个化油器还可以扩大混合气的效力。