• 音标
  []　
• 词性及解释
  a. 有效的, 有力的, 实际的
  n. 有生力量
  【机】 效果的, 有效的, 实际的
• 例句
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• 相关词条
  cost-effective effective shrinkage effective instrument effective blockade effective clearance effective work effective price effective incidence effective diaphragm effective strain effective genus effective capacity (effective power) effective irradiance possibly effective effective pull effective dosage effective alkali effective occupation effective surface effective attenuation

a.
1. 有效的[(+against/in)][+to-v]
Window screens are effective in keeping out mosquitoes.
纱窗能有效地挡住蚊子。
2. (法律等)生效的,起作用的[Z]
A bill passed by congress becomes effective as soon as the President signs it.
国会通过的法案一经总统签署立即生效。
3. 给人深刻印象的,有力的
That\'s rather an effective use of color.
那样使用颜色效果甚佳。
4. 实际的,事实上的[Z]
Although there is a parliament, the army is in effective control of the country.
虽然有议会存在,但军队实际上控制着这个国家。
5. 有战斗力的[Z]
n.
1. 实际可作战的部队(或士兵)[P]