a contest of will的用法和样例：
- Our war against terror is a contest of will in which perseverance is power.
- To compete in a contest of speed.
- To waver or back down, as in a contest of wills
- Politics, n. Strife of interests masquerading as a contest of principles.
- The replay wasn't much of a contest: Liverpool walked all over them.
- A contestation of the police and their arrest of the man.