国际换日线 guójìhuànrìxiàn International Date Line Definitions Defs Origin Strokes Stroke Words Sentences Sents 国际换日线 國際換日線 guójìhuànrìxiàn International Date Line The imaginary line on the Earth's surface at roughly 180 degrees longitude that marks where each new day begins; crossing it from east to west adds a day, while crossing from west to east subtracts a day. Cross-References Same as 国际日期变更线 guójìrìqībiàngēngxiàn日界线 rìjièxiàn
国际换日线 國際換日線 guójìhuànrìxiàn International Date Line The imaginary line on the Earth's surface at roughly 180 degrees longitude that marks where each new day begins; crossing it from east to west adds a day, while crossing from west to east subtracts a day. Cross-References Same as 国际日期变更线 guójìrìqībiàngēngxiàn日界线 rìjièxiàn