Escalation of commitment is an increased commitment to a previous decision despite evidence that it may have been wrong.

承诺升级是一种在过去决策的基础上，不断增加承诺的现象。尽管有证据表明已经做出的决策是错误的。

Escalation of commitment is the individuals or organizations continue to insist on a project tend to have failing tendency, this will continue the expansion of the existing losses.

承诺升级是指个人或组织继续坚持对一个已经有失败倾向的项目投入资源，这会令原有的损失持续扩大。