If someone is willing to do something, they are fairly happy about doing it and will do it if they are asked or required to do it.
近义词
prepared
反义词
reluctant
双语例句
例：
There are, of course, questions which she will not be willing to answer.
有些问题她自然不乐意回答。
例：
The army now say they're willing to hold talks with the political parties.
部队现在说他们愿意与各政党对话。
2.?心甘情愿的
Willing is used to describe someone who does something fairly enthusiastically and because they want to do it rather than because they are forced to do it.
双语例句
例：
Have the party on a Saturday, when you can get your partner and other willing adults to help.