guó​jì​rì​qī​biàn​gēng​xiàn

International Date Line

国际日期变更线 國際日期變更線 guó​jì​rì​qī​biàn​gēng​xiàn
International Date Line noun
An imaginary line on the Earth's surface, roughly following the 180th meridian, where the date changes by one day; also known as 日界线 rì​jiè​xiàn and in Taiwan as 国际换日线 guó​jì​huàn​rì​xiàn

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Classifier

Same as