n.來回；往來；交通

You can go and come back on the same day. 你可以當天來回。

It takes me an hour to walk there and back. 我步行一個來回用一小時。

Steamers run every day between Qingdao and Dalian. 青島和大連間每天都有輪船往來。

This did not interrupt his comings and goings with her. 這并沒有打斷他和她的往來。

I don't like to go out during the rush hour. 我不愿意在交通高峰時間出去。

If you go early you'll miss the traffic. 你早些走就能避開交通擁擠時間。