If you are reluctant to do something, you are unwilling to do it and hesitate before doing it, or do it slowly and without enthusiasm.
双语例句
例: Mr Spero was reluctant to ask for help.
斯珀洛先生不愿意寻求帮助。
例: The police are very reluctant to get involved in this sort of thing.
警方非常不愿卷入这种事情。