好词典

equinox

UK //ˈek.wɪ.nɒks//US //ˈiː.kwə.nɑːks//

词源

源自拉丁语 'aequinoctium',由 'aequus'(平等)和 'nox'(夜晚)组成,字面意思为『平等的夜晚』。

noun

❶ 指一年中昼夜长度相等的两天,即春分或秋分。此时太阳直射赤道,全球大部分地区昼夜时长几乎相同。

“The spring equinox marks the beginning of longer days in the northern hemisphere.”

(春分标志着北半球白昼开始变长。)

“Many cultures celebrate festivals around the autumn equinox.”

(许多文化在秋分前后庆祝节日。)

同义词:solstice (相关但不同), equal night, celestial event

常见短语

vernal equinox — 特指春分,即三月中旬北半球春季开始的天文现象。

“The cherry blossoms usually bloom after the vernal equinox in Japan.”

(在日本,樱花通常在春分后盛开。)

autumnal equinox — 特指秋分,即九月中下旬北半球秋季开始的天文现象。

“Harvest festivals are traditionally held near the autumnal equinox.”

(丰收节传统上在秋分前后举行。)