
好词典

源自拉丁语 'autumnalis',与 'autumnus'(秋天)相关,后经古法语传入英语。
❶ 与秋天有关的,具有秋天特征的,常用来描述秋天的景色、天气或氛围。
“The trees were dressed in autumnal colors of red and gold.”
(树木披上了红色和金色的秋日色彩。)
“She loves the crisp, autumnal air in the morning.”
(她喜欢清晨清新凉爽的秋日空气。)
autumnal equinox — 秋分,指太阳直射赤道,昼夜长度相等的时刻,标志着秋天的正式开始。
“The autumnal equinox occurs around September 22nd each year.”
(每年的秋分大约在9月22日左右。)