There was a path, a little road, that was built next to the canal called a " tow path" (tow path).

有一条小路，一条小路，建在运河旁边， 叫做“拖道” （tow path）。

A " tow (tow) path (path)" is a dirt path along the side of the river or canal that is used for horses or people to pull boats.

。 “拖（拖）径（径）” 是河边或运河边供马匹或人拉船用的土路。