reluctant
不情愿做某事,内心有抵触
unwilling
不愿意(更强调「拒绝」,比 reluctant 更坚决)
The witness was reluctant to testify but eventually agreed after receiving assurances of protection.
证人不情愿出庭作证,但在获得保护保证后最终同意了。
The suspect remained unwilling to cooperate with the investigation despite repeated requests.
尽管多次被要求,嫌疑人仍不愿意配合调查。