当警察冲过来时，人群便散开了。

The crowd scattered when the police charged.

youdao

当救护车开来时，警察叫我们让开。

The police told us to stand clear as the ambulance arrived.

youdao

当救护车开来时，警察叫我们让开。

The police told us to stand clear as the ambulance arrived.

youdao