来自拉丁语punctum,点，刺点，来自pungere,刺，击，词源同pungent,point.引申词义一丝不苟的。

1. He was punctilious about being ready and waiting in the entrance hall exactly on time.

他一丝不苟地作好准备并准时地在门厅等候。

来自柯林斯例句

2. The more unpopular an opinion is, the more necessary is it that the holder should be somewhat punctilious in his observance of conventionalities generally.

一个观点越不受欢迎, 这个观点的持有者越应谨小慎微地观察习俗惯例.

来自《简明英汉词典》

3. He was a punctilious young man.

他是个非常拘礼的年轻人。

来自辞典例句

4. Billy is punctilious in the performance of his duties.

毕利执行任务总是一丝不苟的.

来自辞典例句

5. This quality was continually breaking through his punctilious manner in the shape of restlessness.

这个特点不断地以坐立不安的形式突破他那拘谨的举止而流露出来.

来自英汉文学 - 盖茨比