请同时考虑投入的资源和最终取得的结果。

理解要点

Efficient 指善用资源、减少浪费；effective 指达到预期结果。

比较常见结构
WordFocus
efficientusing resources well, with little waste
effectiveachieving the intended result

例句

  • The efficient dishwasher cleans the plates using little water.这台高效洗碗机用很少的水就能洗净盘子。
  • An effective alarm woke the campers before the river flooded.有效的警报在河水泛滥前叫醒了露营者。
  • Mina found an efficient route that saved fuel and time.米娜找到了一条省油又省时的高效路线。
  • The posters were effective: more neighbours came to the meeting.海报起了作用：更多邻居参加了会议。
  • The team was efficient at sorting parcels, but sent them to the wrong addresses.团队分拣包裹很高效，却把它们寄错了地址。
  • The treatment was effective, although it took months and many appointments.治疗虽然历时数月、需要多次就诊，但取得了效果。

朗读使用设备上的英语合成语音，质量和可用性因设备而异；它不会评估发音。

注意事项

快速的过程若产生错误结果，可能是 efficient，却不是 effective。

自己试一试

  1. 选择正确的词。 The new oven uses much less electricity to bake the same bread, so it is more ___. (efficient / effective)

    显示答案或示范答案与解析

    efficient

    efficient：烤箱用更少的电烤出同样的面包。

  2. 选择正确的词。 The safety campaign reached its goal of reducing accidents, so it was ___. (efficient / effective)

    显示答案或示范答案与解析

    effective

    effective：宣传活动达到了减少事故的目标。

  3. 选择正确的词。 The filing system saves staff hours each week while handling the same workload; it is ___. (efficient / effective)

    显示答案或示范答案与解析

    efficient

    efficient：系统用更少的员工工时完成同样的工作。

今天就用起来

描述一个节省时间的过程，以及一项达到目标的措施。