Definition: the best/last/only person or thing that can help you and make you succeed Level: C2
事故后，手术成为了他康复的唯一希望。
After the accident, the surgery became ___his ___only ___hope for recovery.
当最终计划失败时，他们的最后希望破灭了。
When the final plan failed, ___their ___last ___hope was gone.
对于团队来说，新策略是他们赢得冠军的最佳希望。
For the team, the new strategy is ___their ___best ___hope to win the championship.
