assiduous

形容词

1. 1

   勤勉的、刻苦的、勤奋的正式

   She was an assiduous student who never missed a single class.

   她是个勤勉的学生，一堂课也没缺席过。

2. 2

   专注不懈的、一丝不苟的正式

   The painting was restored with assiduous attention to every detail.

   这幅画的修复对每个细节都一丝不苟。