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N-COUNT
绕道;绕路;迂回
If you make a detour on a journey, you go by a route which is not the shortest way, because you want to avoid something such as a traffic jam, or because there is something you want to do on the way.
例句
He did not take the direct route to his home, but made a detour around the outskirts of the city.
他没有直接回家，而是绕到市郊兜了个圈子。
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N-COUNT
绕行路线;迂回路线
A detour is a special route for traffic to follow when the normal route is blocked, for example because it is being repaired.
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VERB
绕道;绕路;绕行
If you detour, you make a detour.
例句
On the way back, Jarvis detoured to check the time of services at the church.
回去的路上，贾维斯绕道去核实了一下教堂礼拜仪式的时间。