He has always been a conscientious worker.

他工作一向很尽职。

《新英汉大辞典》

To give the devil his due, he is quite a conscientious worker.

平心而论，他工作还是认真的。

《新英汉大辞典》

I'm on time everyday, and I'm a conscientious worker.

我每天都准时到，而且我是个负责任的员工。

youdao

He was drafted into the military in the early 1950s but served as a conscientious objector.

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Act more like a conscientious person and pay closer attention to what's happening in your portfolio.

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Like all great writers, Waits is a conscientious observer of people and their strange foibles.

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