兩性間的吸引循環鏈
ISO 3166 - Country codes - ISO 到頭來還是比較不容易得手的大家才喜歡嗎~ What is ISO 3166? ISO 3166 is the International Standard for country codes and codes for their subdivisions. The purpose of ISO 3166 is to define internationally recognised codes of letters and/or numbers that we can use when we refer to countries and sub...
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