adj.认真的；谨慎的；负责的
The janitor is very conscientious. 那个管理员很认真。
He's changed into a conscientious worker. 他已成为一个工作认真的人了。
Be more conscientious about your work. 要更谨慎做你的工作。
This essay is a most conscientious piece of work. 这篇论文是精雕细刻的工作.
We should be conscientious to our work. 我们应该对工作负责。
