hesitate 
英 [ˈhɛzɪˌteɪt]  美 [ˈhɛzɪˌteɪt] 
v. 踌躇，犹豫；说话吞吞吐吐

例句：
She hesitated a long time and then said `Yes'. 

她犹豫了很长时间才说：“好吧”。

The telephone rang. Catherine hesitated, debating whether to answer it. 

电话响了。凯瑟琳犹豫着是否要接。

Some parents hesitate to take these steps because they suspect that their child is exaggerating. 

有些父母不愿采取这些措施，因为他们怀疑自己的孩子在夸大其词。

I would hesitate to say yes at this stage. 

眼下我不愿表示赞同。