一进入大厅的时候，我就注意到我的鞋带松了。

On crossing the hall, I noticed my shoes was undone.

youdao

刚过起跑线，我的鞋带就松了。

Shortly after crossing the start line, my shoe laces became untied.

youdao

刚过起跑线，我的鞋带就松了。

Shortly after crossing the start line, my shoe laces became untied.

youdao