Meaning of wéi rào:
wéi rào
围绕
Verb
to revolve around; to center on (an issue)
Wǒmen yīnggāi wéirào zhè cì huìyì de zhǔtí zhǎnkāi tǎolùn.
我们应该围绕这次会议的主题展开讨论。
We should revolve the discussion around the theme of this meeting.
Zhè cì huìyì jiāng wéirào huánjìng wèntí zhǎnkāi.
这次会议将围绕环境问题展开。
This meeting will center on environmental issues.