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“学以致用”，汉语成语，意思是为了实际应用而学习。可以翻译为“study for the sake of application，put into practice what one has learned”等。

例句：

我们必须坚持学以致用的原则。

We must adhere to the principle of making study serve the practical purpose.

Editor: Jade

来源：chinadaily.com.cn