I wanted to break three hours in the marathon .

我想在马拉松比赛中破3小时。

I was talking to a running friend recently about a half marathon she 'd run .

我最近和我的一个跑友谈到了她刚刚参加的一次半程马拉松赛。

Now he 's a serial marathon runner .

现在他已是马拉松比赛的常客。

Life is like a marathon .

人生就像一场马拉松。

People also ask about marathon times often .

人们也会经常问起马拉松成绩。