导游给我们介绍了今天参观的路线。

Dǎoyóu gěi wǒmen jièshào le jīntiān cānguān de lùxiàn.

The tour guide introduced today’s visiting route to us.

如果这条路线堵车，我们就换一条。

Rúguǒ zhè tiáo lùxiàn dǔchē, wǒmen jiù huàn yì tiáo.

If this route has a traffic jam, we’ll change to another one.

这条公交路线经过我的学校。

Zhè tiáo gōngjiāo lùxiàn jīngguò wǒ de xuéxiào.

This bus route passes by my school.