1
- the period of time at the end of the day, usually from about 6 p.m. to bedtime傍晚; 晚上（通常指下午6点钟到就寝时间）：
it was seven o'clock in the evening
当时是晚上七点钟
as modifier the evening meal.晚饭。
1.1
- this time characterized by a specified type of activity or particular weather conditions以…方式（或在…天气情况下）度过的晚上：
they could have a relaxing evening.
他们终于可以有一个轻松的夜晚了。
1.2
- as modifier prescribed by fashion as suitable for relatively formal social events held in the evening（按有关规定）适合晚上正式社交场合用的：
a couple in evening dress.
穿着晚礼服的一对夫妇。
adverb
evenings
- informal in the evening; every evening〈非正式〉在晚上; 每晚：
Saturday evenings he invariably fell asleep.
每逢星期六晚上他总是倒头便睡。
- informal short for GOOD EVENING.〈非正式〉GOOD EVENING的简称。
词源
Old English ǣfnung 'dusk falling, the time around sunset', from ǣfnian 'approach evening', from ǣfen （see EVEN2）.