効

effect

efficacy

imitate

効[xiào]

-（效果;功用）effect;efficiency;result:
fertilizerefficiency[effect];肥效
produceaneffect;proveeffective;见效
-（仿效）imitate;followtheexampleof:
Thoseinsubordinatepositionswillfollowtheexamplesetbytheirsuperiors.上行下效。
-（献出）devote(one'senergyorlife)to;render(aservice)

我们正在测试新药的功效。
We are testing the efficacy of a new drug.

总统答应会迅速有效地惩罚恐怖分子。
The president promised swift and effective retribution against the terrorists.

新制度何时生效？
When does the new system become effective?

那是用于提高戏剧效果的配乐。
It's the music to heighten the dramatic effect.

他们提高生产力的措施卓有成效。
Their efforts to improve the production have been very effective.

你如果可以正确有效地使用一个词，你就是了解它了。
If you can use a word correctly and effectively you comprehend it.

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