In downtown Vancouver, some roads are already closed, and rings of security fencing surround some key venues.

在温哥华市中心，一些道路已经关闭，一些主要场所周围设置了安全围栏。

youdao

In downtown Vancouver, some roads are already closed, and rings of security fencing surround some key venues.

在温哥华市中心，一些道路已经关闭，一些主要场所周围设置了安全围栏。

youdao