日界线

日界線

rìjièxiàn

noun #31,429

Meanings

1 International Date Line
2 the line where the calendar date changes

Characters

Examples

飞机越过日界线后，日期变成了昨天。

Fēijī yuèguò rìjièxiàn hòu, rìqī biànchéng le zuótiān.

After the plane crossed the International Date Line, the date became yesterday.

日界线大致沿着180度经线划定。

Rìjièxiàn dàzhì yán zhe yī bǎi bā shí dù jīngxiàn huàdìng.

The International Date Line is drawn roughly along the 180° meridian.

Tips

memory

Literally "day-boundary-line." Often expanded to 国际日界线 (guójì rìjièxiàn, "international date line") or 国际日期变更线 ("international date change line") in formal/textbook contexts. 日界线 is the everyday short form.

Stroke Order

日 rì

界 jiè

线 xiàn