painstaking

/ˈpeɪnˌsteɪkɪŋ/

characterized by extreme care and great effort

Chinese meaning: 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。