他们发展成集体而且建立了若干文化中心，后者在墨西哥裔社会政治运动中作为公共关系力量发挥作用。
They developed collectives and established cultural centers that functioned as the public-relations arm of the Chicano sociopolitical movement.
面对这些疾病，公共卫生失去了直接影响卫生结果的力量。
Against these diseases, public health loses its power to have a direct impact on health outcomes.
在精益经济时代，2009年联合国经济及社会理事会慈善特别活动上传达的信息聚焦于合作伙伴关系在推进全球公共健康日程的力量。
In lean economic times, the message at the 2009 UN economic and Social Council's special event on philanthropy focused on the power of partnerships in advancing the global public health agenda.
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