2. About how different farm animals adapt themselves to
abstain, digest and utilize food under different environmental conditions.
主要是关于不同农场动物怎样适应环境进行采食，消化和利用食物。
3. In Ramadan, adult Muslims, save the sick and those traveling,
abstain from food, drink, smoking and sex between dawn and sunset.
在斋月，除了病人和旅行者外的成年穆斯林，从黎明到日落之间，禁止饮食、抽烟和性生活。
