周末的徒步旅行是很好的消遣，能让人暂时忘记工作压力。

Weekend hiking trips are great ___diversions that help people forget work stress temporarily.

由于前方事故，交警引导车辆走临时改道。

Because of the accident ahead, police directed traffic to take ___diversions.

为了防止洪水，工程师们计划将河流改道。

To prevent flooding, engineers planned the ___diversion of the river.