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1·When the natural human tendency to expand indefinitely, If the property in accordance with the social aspects of the same add fuel to the flames, then it will be more human degradation;

当人的自然倾向无限向外扩张的时候， 如果社会属性按照同一方面推波助澜，那么人性就会更加堕落；

2·McDonald's will always uphold the quality of high-quality, service, cleanliness Zhangjiajie return to the public, McDonald's will add fuel to the flames of economic prosperity and Zhangjiajie.

麦当劳也始终将秉承高品质的质量、服务、清洁来回报张家界市民，麦当劳将为繁荣张家界经济推波助澜。