purposes
n.
意志( purpose的名词复数 );
目的;
作用;
（进行中的）行动;
例句:
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For all practical purposes the treaty has already ceased to exist.
实际上协议已经不复存在。
来自柯林斯例句
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Too bad he used his intelligence for criminal purposes.
他把聪明都用在了犯罪上，太可惜了。
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To all intents and purposes he was my father.
他几乎可以称得上是我的父亲。
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For all practical purposes, there is no diference.
来自SA
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Many are still being used for their original purposes.
来自WSJ
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Iran says its nuclear ambitions are for peaceful purposes.
来自VOA