一种新的质子治疗中心将于周三在俄克拉荷马城开诊，和其他类似治疗中心计划在芝加哥，南佛罗里达州和其他地方遍地开花。

A new proton treatment center will open Wednesday in Oklahoma City, and others are being planned in Chicago, South Florida and elsewhere.

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这张照片中，一个病人在美国加州罗马琳达大学医学中心接受治疗，在那里质子加速器全球首次专用于医疗环境。

In this photo, a patient receives treatment at Loma Linda University Medical Center in California, the world's first proton accelerator built specifically for a medical environment.

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