contingent commitment

• 有条件的承诺；或有承诺

contingent commitment的用法和样例：

例句

1. Commitment in the promotion of sales can not be blind not to engage in any fancy the laugh uproariously and commitment will certainly be honoured.
   在推广销售时不能盲目承诺，不要搞任何花哨的噱头，有承诺就一定兑现。