标准时 biāozhǔnshí standard time Origin Definitions Defs Strokes Stroke Words Sentences Sents 格林威治标准时间 Gélínwēizhì Biāozhǔn Shíjiān Greenwich Mean Time Greenwich Mean Time (GMT)格林尼治标准时间 Gélínnízhì Biāozhǔn Shíjiān Greenwich Mean Time Greenwich Mean Time (GMT)