1、The first or last term of a ratio or a series.
首項，末項比率或數(shù)列中第一個或最后一個項

2、Doesn't matter if you are the first or last to post, your chances of winning is the same.
不要緊，如果你是第一個或最后一個職位，您獲勝的機會是相同的。

3、The first or last term of a ratio or a series
首項，末項比率或數(shù)列中第一個或最后一個項

first or last翻譯