乐豆毛深蓝词典

universal time

U 开头单词

柯林斯词典

    universal time

  • 1. N (from 1928) name adopted internationally for Greenwich Mean Time (measured from Greenwich midnight), now split into several slightly different scales, one of which (UT1) is used by astronomers 格林尼治平均时 ( abbr: UT)

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