Heat是“热”，这个短语是什么意思呢？请看对话：

    A: I’m afraid I was very rude yesterday. I was caught up in the heat of the moment.

    B: No problem. In fact, you had your point there. I should reconsider the candidate to head the PR department.

    Note: This idiom means being “overwhelmed by what is happening in the moment.” You use the expression to indicate that you’ve said or done something without thinking because you were feeling angry or excited. The origin of the phrase is not known. It became popular in the late 20th century.