英语翻译猫咪换食指南:逐渐换食,为避免肠道不适,建议用七开时间逐渐换食.原因在于：猫咪消化道里的各酶种已经适应原食物中的

英语翻译
猫咪换食指南:逐渐换食,为避免肠道不适,建议用七开时间逐渐换食.
原因在于：猫咪消化道里的各酶种已经适应原食物中的成份和类型,如果快速换用不同的食物,消化道里的酶种不能快速适应新食物,因此可能引起猫咪消化不良及肠道不适.
请按分段翻译,

猫咪换食指南:逐渐换食,为避免肠道不适,建议用七天时间逐渐换食.
Guide to switching cat foods:Effect a change gradually!In order to prevent the upset tummies,the suggestion is to change gradually and over a period of seven days.
原因在于：猫咪消化道里的各酶enzyme种已经适应原食物中的成份和类型,如果快速换用不同的食物,消化道里的酶种不能快速适应新食物,因此可能引起猫咪消化不良及肠道不适.
Reason:All kinds of enzymes in a cat's alimentary canal have adapted the ingredients and type of the old food.If a change in food is sudden,alimentary enzymes can not adapt the new food in time,which may cause the cat indigestion and the upset tummies.
以下是我的第二种翻译
Reason:Having adapted the ingredients and type of the old food,all kinds of enzymes in a cat's alimentary canal do not adapt the new one in time if a change in food is sudden,which may cause the cat indigestion and the upset tummies.
以上翻译绝对没有语法及拼写错误,且用词准确、专业、工整.有人有异议的话可以提.
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