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tw1984 | 1 day ago
Chinese living in a foreign country, or Chinese willing to discuss such issues with you in China is a highly biased sample set. That is high school math you suppose to learn at the age of 17.
tw1984 | 1 day ago
Chinese living in a foreign country, or Chinese willing to discuss such issues with you in China is a highly biased sample set. That is high school math you suppose to learn at the age of 17.
kdheiwns|1 day ago