在英语中，形容工作小心可以使用形容词 "careful" 或 "meticulous"。

"Careful" 表示小心谨慎，注意细节，并尽量避免错误。它来自中古英语 "carful"，意思是 "充满关切的"。例句如下：

She is very careful when it comes to her work. 她在工作方面非常小心。
He is always careful to double-check his calculations before submitting his reports. 他总是在提交报告前仔细检查计算。

"Meticulous" 表示非常谨慎、细心、注意细节，并努力做到完美。它来自拉丁语 "meticulus"，意思是 "细致的"。例句如下：

She is very meticulous in her work. 她在工作中非常细心。
He is known for being meticulous in his research. 他以细心著称。

希望这些信息对您有帮助。