When you travel, expect things not to be like they are "back home". Manners, laws, food, traffic, lodging, standards, language and so on will to some extent differ from where you live.
当你旅行时，请不要期待一切就像“在家里”一样。 礼节、法律、饮食、交通、住宿、标准和语言等等都会与你居住的地方有所不同。