语言在我们生活中无处不在。语言是一种社会现象，是人类最重要的交际工具也是重要的思维工具。语言是思维的工具而思维的时候需要用语言。语言和思维是两种独立的现象，但形影相随，不可分离。
从语言的社会功能看，文化差异在词汇层面上往往体现得最为突出，涉及面也最广。
From the viewpoint of social functions of a language, cultural distinctions are the most prominent and wide spread at lexical levels.
从语言的社会功能看，文化差异在词汇层面上往往体现得最为突出，涉及面也最广。
From the viewpoint of social functions of a language, cultural distinctions are most prominent and wide_spread at lexical levels.
Vocabulix：免费西班牙语、德语、英语及其他语言的课程，兼具社会化网络功能。
Vocabulix: Free vocab building lessons in Spanish, German and English, as well as other languages, with a baked in social network.
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