单词：fenestratus
具膜孔的,具窗孔的,具透明点的
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By Crystal Park Washington, D.C. 23 June 2006 Watch Drug Report Raloxifene A drug that treats osteoporosis has also been found to be effective in preventing breast cancer. The results are published in this week's Journal of the American Medical Asso
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2006年VOA标准英语（六月）
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