centre around的意思？

centre around的音标：centre around的英式发音音标为：['sentə ə'raund]centre around的美式发音音标为：['sɛntɚ ə'raʊnd]...

He believes this will centre around the interest the Fed pays on reserves.他认为,这将围绕美联储支付的银行存款准备金利息做文章.It's a small city with an historic centre around the world famous cathedral.坎特伯雷是一座小城,城中心有著名的坎特伯雷大教堂....