实验表明，老鼠在服此药4周后，比正常同类燃烧热量更多、减脂效果更好。

The experiments showed that sedentary mice that took the drug for 4 weeks burned more calories and had less fat than untreated mice.

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最近一位儿科医生告诉我说，要治疗感冒，鸡汤的效果可能比otc咳嗽感冒药更好。

A pediatrician recently told me that to treat colds, chicken soup may be a better choice than over-the-counter cough and cold medicines.

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在血糖、血脂的控制方面、二甲双胍和其他降糖药降糖药相比水平相当，或者可以说比别的降糖药效果要更好，尽管它可能导致胃肠道的不良反应。

Metformin was similar to or even better than the other oral medicines with regard to blood sugar control and lipid levels, though it was associated with greater risk of gastrointestinal problems.

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