前者都见于北方，后者则多见于南方，尤以苏州、无锡和南京三地为甚。

The former are seen most frequently in northern China, while more of the latter can be found in the south, especially in Suzhou, Wuxi and Nanjing.

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长三角的龙头是上海，而其核心地区却是苏州、无锡、常州、嘉兴、湖州所在的环太湖城市圈。

The headquarter of Yangtze River Dealt area is Shanghai, but the core areas are such cities as Suzhou, Wuxi, Changzhou, Jiaxing, Huzhou which surround the Taihu Lake.

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他们从无锡搬到苏州去了。

They've removed to Suzhou from Wuxi.

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