1.We were warming up on the touchline.

我们在场边热身。

2.The crowd was assembling at the touchline.

集在边线。

3.Even when everything seems like it's going up in flames, Scaloni will be there on the touchline with a pensive but calm look on his face, thinking up a way out.

即使一切看起来火了，斯卡罗尼也会站在边线上，脸上带沉思但平静的表情，想出一条出路。