So we have many candidates, So we have many candidates, more than just two; or we have not voting, which is related to that actually; and we have choosing your position, the inability to commit to a position.

有多位候选人,实际情况下候选人不只有两个,存在弃权票,这也是很正常的,还有就是候选人,未必能够坚守他的立场

耶鲁公开课 - 博弈论课程节选

But we obviously can't commit before we find out whether she's free.

但在确定她是否有时间之前，我们肯定没法确定。

Let me 实战 - SpeakingMax英语口语达人

Or we've got to stay together for appearance's sake or we'd better stay together because financially it would be a disaster if we don't or all of the reasons other than intimacy and passion that people might commit to each other.

或者为了顾全家庭的脸面,最好还是生活在一起,如果任由关系破裂，经济上对双方是一个灾难,各种原因不解释，惟独不包括亲近和激情,两个人承诺在一起。

耶鲁公开课 - 心理学导论课程节选