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来源:雅诚德英语网
Studies have shown, for example, that two drugs are about equally effective in treating macular degeneration, an eye disease.
例如,有一些研究表明,两种药物治疗黄斑变性这种眼病的效果差不多。
Studies have shown, for example, that two drugs are about equally effective in treating macular degeneration, an eye disease.
例如,有一些研究表明,两种药物治疗黄斑变性这种眼病的效果差不多。