Don't do your work in a slipshod manner. You should be conscientious and have a sense of responsibility.

对工作不能随随便便，要认真负责。

《新英汉大辞典》

Don't do your work in a slipshod manner. You should be conscientious and have a sense of responsibility.

对工作不能随随便便，要认真负责。

《新英汉大辞典》