painstaking

一丝不苟的、细心的、精细的

The restoration of the old mural required painstaking attention to detail.

修复这幅古老壁画需要一丝不苟地注意细节。

费心费力的、辛苦的

After months of painstaking research, she finally published her findings.

经过数个月费心费力的研究，她终于发表了研究结果。

细心地、一丝不苟地以 painstakingly 形式

Each part of the model was painstakingly assembled by hand.

模型的每个零件都是手工细心组装起来的。