形式是crossing，例如：

1、Today at the crossing there were swarms of tourists taking photographs.今天在十字路口有大群的游客在拍照。

2、At the last crossing， while I was waiting for the green light， I saw an old man walking toward me.在最后一个十字路口，当我等红灯的时候，我看见一个老人朝我走来。