四、志愿者：隐藏的“成本利器”，也是社区温度Sun City的医疗体系里，还有一群不可或缺的人——志愿者。志愿者团队规模庞大，常年活跃。根据最新信息（截至 2026 年），Boswell 医院有约 121 名活跃志愿者，Del E. Webb 有约 182 名，因此Sun City 也被称为“志愿者之城”（City of Volunteers）。
This sounds reasonable until you see how easily it goes wrong:
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A wall currently separates the Nant Clydach tributary from the street, but the environment body, Natural Resources Wales, said building a raised flood defence wall was "not economically viable".
duplicating aspects of the 3624 design, allowing interoperability with IBM