“international date line”的概念、定义、翻译、参考文献-科学参考

单词	international date line
释义	international date line [¦in·tǝr¦nash·ǝn·ǝl `dāt ´līn] ^ASTRONOMY A jagged arbitrary line, roughly equal to the 180° meridian, where a date change occurs: if the line is crossed from east to west a day is skipped, if from west to east the same day is repeated.
随便看	plane surveying plane symmetry group planet plane table plane-table method planetarium planetary aberration planetary atmosphere planetary boundary layer planetary circulation planetary electron planetary gear train planetary geology planetary geoscience planetary nebula planetary nebula symbiotic planetary orbit planetary perturbation planetary physics planetary precession planetary vorticity effect planetary wave planetary wind planet carrier planetesimal

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