Management has given a pledge that there will be no job losses this year.

资方保证今年不会削减工作职位。

《牛津词典》

The meeting ended with a pledge to step up cooperation between the six states of the region.

会议以加快该地区6个州之间合作的承诺结束。

《柯林斯英汉双解大词典》

Joseph demands that his frightened brothers leave Benjamin, the other son of Rachel and the other son of the beloved wife, as a pledge in Egypt.

约瑟夫要求他惊慌的兄弟们留下本杰明，Rachel 的另一个儿子和心爱妻子的另一个儿子，作人质留在埃及。

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The new Japanese Prime Minister Yukio Hatoyama campaigned on a pledge to be less dependent on Washington.

VOA: standard.2009.11.13

So, I make a pledge. You give me seven hours a week, you will pass this class, not just by the skin of your teeth. You will pass it.

我保证，你们要是一周学习7个小时，肯定可以通过这门课，一点都不惊险，你们会通过的。

麻省理工公开课 - 固态化学导论课程节选

In the climactic moment in the story, Joseph demands that his frightened brothers leave Benjamin the other son of Rachel, the other son of the beloved wife leave Benjamin as a pledge in Egypt.

在故事的高潮，约瑟夫要求惊慌的兄弟们留下本杰明,他是Rachelr，另一个儿子，心爱妻子的另一个儿子,当本杰明当作人质留在埃及。

耶鲁公开课 - 旧约导论课程节选

But now, the Obama campaign says it was not a pledge, just an option.

NPR: Candidates Weigh Taking Federal Campaign Money

At first, such a pledge sounds dryly resolute, like the plot synopsis for a science documentary.

WSJ: Robert Burton | The Anatomy of Melancholy | Digressions on a Diagnosis | Masterpiece by Danny Heitman

Republicans campaigned for the mid-term elections on a pledge to put a halt to the reforms.

BBC: US elections 2010: Democratic losses and Obama's agenda