查词历史：

effectual effectively effective effective bunching angle effect

effectual
[英] [iˈfektjuəl] [美] [ɪˈfɛktʃuəl] 生词本

adj.

  • 柯林斯高阶英汉双解学习词典

  • 英英释义

  • 词典例句

1. ADJ-GRADED （行动、计划等）有效的，奏效的 If an action or plan is effectual, it succeeds in producing the results that were intended. 

  • This is the only effectual way to secure our present and future happiness.

    这是确保我们现在及以后都会幸福的唯一有效途径。

Adjective

1. sufficient to produce a result;

  • "a man to whom painting was but another and less effectual way of writing dramas or novels or history"

2. producing or capable of producing an intended result or having a striking effect;

  • "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford
  • "effective teaching methods"
  • "effective steps toward peace"
  • "made an effective entrance"
  • "his complaint proved to be effectual in bringing action"
  • "an efficacious law"

3. exerting or capable of exerting strong physiological or chemical effects;

  • "an effectual vaccine"
1. Quinine is an effectual preventive for malaria.
奎宁是有效的疟疾预防药。

来自《现代英汉综合大词典》

2. They are almost as expeditious and effectual as Aladdin's lamp.
他们几乎像如意神灯那么迅速有效。

来自《简明英汉词典》