1.（因绝望而）不惜冒险的，不顾一切的，拼命的
2.绝望的，孤注一掷的，铤而走险的
3.非常需要，渴望，极想
4.（情况）极严重的，极危险的，很危急的 词形变化
- 副词 desperately
- 名称 desperateness
- arising from or marked by despair or loss of hope
- showing extreme courage; especially of actions courageously undertaken in desperation as a last resort
- (of persons) dangerously reckless or violent as from urgency or despair
- showing extreme urgency or intensity especially because of great need or desire
- desperately determined
- a person who is frightened and in need of help
- fraught with extreme danger; nearly hopeless