在 Coach 皮具的 Facebook 留言板上，这家公司宣传它附属于乳腺癌研究基金。
On Coach leatherwear's Facebook wall, the company promotes its affiliation with the Breast Cancer Research Foundation.
蓓拉尔质疑科学界，认为应将其注意力转移到乳腺癌的预防工作上。
Beral challenged the scientific community to turn its efforts to preventing breast cancer.
事实上，科学家仍没有找到乳腺癌的真正病因。
The truth is that scientists still have no idea what causes breast cancer.
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