reluctant：
adj.不情愿的;勉强的；
比较级： more reluctant最高级： most reluctant
派生词： reluctance n. reluctantly adv.
例句：
The government has been extremely reluctant to expedite investigations that might result in his trial
当局极不情愿推进调查，因为其结果可能会让他接受审判。
Don't worry if your baby seems a little reluctant to crawl or walk
如果你的宝宝不爱爬也不爱走，不要担心。
Trish was silent because she was reluctant to put her thoughts into words
特里西一直不说话，因为她不愿意吐露内心的想法。