Mr Jing said the first phase of the trial would last about three years and would involve restricted areas in the city where buses, mid-size vans and cars would be tested.

据王菁透露，该实验的第一阶段将持续三年左右的时间。 实验将在芜湖市内一些指定的区域内进行，他们将对公交车、中型面包车和小汽车进行实验。

youdao

Mr Jing said the first phase of the trial would last about three years and would involve restricted areas in the city where buses, mid-size vans and cars would be tested.

据王菁透露，该实验的第一阶段将持续三年左右的时间。 实验将在芜湖市内一些指定的区域内进行，他们将对公交车、中型面包车和小汽车进行实验。

youdao