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单词 gigametre
释义
gigametre
/ ?d??ɡ??mi?t? /
  • 简明释义
  • 百万公里
  • 十亿米
  • 英英释义
  • abstract:
    • 1

      The gigametre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: Gm) or gigameter (American spelling) is a unit of length in the metric system, equal to one billion metres, the SI base unit of length, hence to 1,000,000 km or approximately 621,370 miles.

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更新时间:2025/2/15 12:45:52