政府未能兑现关键承诺，在选民面前丢了面子。

The government ___lose ___face with the electorate after failing to deliver on their key promises.

他觉得如果在团队面前承认自己不知道答案会很丢脸。

He felt he would ___lose ___face if he admitted he didn't know the answer in front of his team.

公司的首席执行官在产品发布失败并受到媒体广泛批评后颜面尽失。

The company's CEO ___lose ___face after the failed product launch was widely criticised in the press.