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词组 efficient
释义 efficient

'effective'


Something that is effective produces the results that it is intended to produce.
...effective street lighting.
...an effective mosquito repellent.


'efficient'


A person, machine, or organization that is efficient does a job well and successfully, without wasting time or energy.
You need a very efficient production manager.
Engines and cars can be made more efficient.

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更新时间:2024/10/30 12:17:05