painstaking

/ˈpeɪnˌsteɪkɪŋ/

characterized by extreme care and great effort

中文释义：煞费苦心的；极其仔细的

The artist made painstaking efforts to capture every detail in the portrait.

艺术家煞费苦心，捕捉肖像中的每一个细节。

Her painstaking research on ancient texts earned her international recognition.

她对古代文献的细致研究为她赢得了国际认可。