The local bus service was a poor substitute for their car.

他们坐当地的公交车，这比坐自己的汽车可差远了。

《牛津词典》

To get much time to sleep well in the morning, more and more young people go to work rely on by taxi to substitute by bus.

现在越来越多的年青人为了在早晨多睡会儿，他们很依赖打的去上班来替代乘公交车。

youdao

After some time as a substitute bus driver, Poland began full-time duty shuttling students around Dale County four years ago.

CNN: STORY HIGHLIGHTS

In a series of exercises, a German shepherd named Bear quickly located a variety of explosives planted beneath cars, around a simulated town square, and in an old school bus, which Beltz says makes a good substitute for the interior of an airplane.

CNN: Are dogs the key to bomb detection at airports?