女孩步伐轻快地在小道上行走。

The girl tripped lightly down the path.

youdao

我父母在小道上慢走。

My parents are walking slowly along the path.

youdao

即使你在小道上或者没有车的公园里跑步，一定要一直注意其他的跑步者和骑自行车的人。

Even if you're running on a path or in a park with no cars, always be aware of other runners and cyclists.

youdao

Transformation high way, or transformation back roads, to come through the fast increasing pace.

是在转变高速公路，还是转变乡村小道上，来经历快速增长的步伐。

哈佛公开课 - 幸福课课程节选