There are great differences in historical background, social culture, national customs among the countries.

不同的国度之间的历史背景、社会文化、民族风情等都有很大的差异。

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Because of the differences in geography, economy, social customs, fables and mythology, animal names can not all get their equivalents in English and Chinese idioms.

受地理位置、经济生活、风俗习惯和寓言神话的影响，部分英汉习语里的动物名称存在着较大差异。

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Due to the difference of living environment, social life and local customs, great differences exist in the lingual communication of various nations as well as the non-lingual communication.

由于不同的民族所处的生活环境、社会生活、风土人情等因素，因此他们在言语交际中有很大差异，而且在非言语交际中也不例外。

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Cultural differences in overseas markets add new challenges, as you need to learn new sets of social cues and customs to show proper respect.

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