她上学非常用功。

She shows great diligence in her schoolwork.

《牛津词典》

她做作业非常用功。

She is diligent in her schoolwork.

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当他在浙江大学读书的时候，他学习非常用功，获得了同学和老师的一致赞扬。

While he was studying in Zhejiang University, he studied very hard and gained much praise from his classmates and teachers.

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有一天，庄子对惠子说：“孔子非常用功，他厉行一日三省吾身的规范，时时检讨自己的思想与行为。”

One day, Chuang Tzu told Huizi, "Confucius made great efforts to practice. He tried his best to introspect himself three times everyday, self-examined his thought and conduct at any time."

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有一天，庄子对惠子说：“孔子非常用功，他厉行一日三省吾身的规范，时时检讨自己的思想与行为。”

One day, Chuang Tzu told Huizi, "Confucius made great efforts to practice. He tried his best to introspect himself three times everyday, self-examined his thought and conduct at any time."

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