所有努力学习汉语的外国人，都说汉语很难学会。

All foreigners who have tried to learn Chinese say that Chinese is a very difficult language.

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学习汉语的外国人来自不同的背景，包括不会说英语的。

Foreigners learning Chinese also come from diverse backgrounds, including non-English speaking ones.

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很多汉语词汇有内涵意义，这对学习汉语的外国人来说是一大障碍。

Many Chinese words have their connotational meanings, which constitute a great obstacle to foreign learners of Chinese.

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