hesitate的名词形式：hesitation

n.犹豫;疑虑;不情愿

复数： hesitations

例句：

Brian's hesitation was almost imperceptible.

布赖恩的犹豫几乎难以察觉。

His hesitation was only momentary.

他只迟疑了一下。

After a long hesitation, he told the truth at last.

踌躇了半天，他终于直说了。

He agreed to do it without hesitation.

这件事他一口应承下来了。

《汉英大词典》