2 sentences

1. 机动车不准驶入这条步行街。

   jī​dòng​chē bù zhǔn shǐ​rù zhè tiáo bù​xíng​jiē.

   Motor vehicles are not allowed to enter this pedestrian street.

   Source: Dong Chinese Dictionary

2. 王府井是北京最著名的步行街之一。

   Wáng​fǔ​jǐng shì Běi​jīng zuì zhù​míng de bù​xíng​jiē zhī​yī.

   Wangfujing is one of the most famous pedestrian streets in Beijing.

   Source: Dong Chinese Dictionary