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1·They had to walk across an emergency footbridge, holding onto a rope that served as a rail.

他们不得不抓着当作栏杆用的绳子，走过一架应急人行桥。《柯林斯英汉双解大词典》

2·I have to walk across a river when I go to school.

我上学的时候必须走过一条河。

3·When we walk across the road, we should follow the traffic rules.

当我们穿过马路时，我们应该遵守交通规则。

4·The bridge was closed to motor traffic so people could enjoy a walk across it.

这座桥不对汽车交通开放，因此人们可以享受在桥上散步的乐趣。

5·I walk across the field to say hi to Mr. Brown and wait for my friends in our classroom.

我走过球场，向布朗先生问好，并在教室等待我的朋友们。

6·The website for the bridge describes the walk across the bridge as the most exciting 510 meters of your life.

这座桥的网站将步行走过这座桥的距离描述为“你生命中最激动人心的510米。”

7·Cows walk across huge plains to eat the grass and the cowboy rides on his horse to bring them home.

牛穿过广阔的平原吃草，牛仔骑着马带牛回家。

8·You can walk across the street when traffic lights are green.

当交通灯是绿色的时候，你可以穿过街道。

9·It says: Don't walk across the grass.

它说：不要走过草地。

10·People will walk across the street to avoid it.

人们会走过对面街并躲开它。