I carried out my duties conscientiously.

我认真执行了我的各项职责。

《柯林斯英汉双解大词典》

She performed all her duties conscientiously.

她认真负责地履行自己的所有职责。

《牛津词典》

He studied conscientiously and enthusiastically.

他认真积极地学习。

《柯林斯英汉双解大词典》

Read carefully, because tax rules must be followed conscientiously and the sequence gets a little complicated.

FORBES: Paying For College: A Tax Dodge For College Students

At Bear Hill, Fyodorov worked even more conscientiously and thoughtfully than he had done on Section 10.

NEWYORKER: Among Animals and Plants

After the session, internet companies agreed to "conscientiously safeguard the broadcasting of positive messages online, " Xinhua news agency reported.

BBC: Chinese firms to increase censorship of online content