day

date, day

这两个名词均有“日”之意。
date: 指具体的年、月、日，或指年代、时代。
day: 泛指任何一天，或指含有“一昼夜”意义的一天，也可指工作日。可用复数表时代、时期。

名词 day:

1. time for Earth to make a complete rotation on its axis
   同义词：twenty-four hours, twenty-four hour period, 24-hour interval, solar day, mean solar day
2. some point or period in time
3. the time after sunrise and before sunset while it is light outside
   同义词：daytime, daylight
4. a day assigned to a particular purpose or observance
5. the recurring hours when you are not sleeping (especially those when you are working)
6. an era of existence or influence
7. a period of opportunity
8. the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis
9. the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
   同义词：sidereal day
10. United States writer best known for his autobiographical works (1874-1935)
    同义词：Clarence Day, Clarence Shepard Day Jr.

1. Day in, day out, no matter what the weather is like, she walks ten miles.
   她不管天气如何，每天总是不间断地步行十英里。
2. He was a great singer once but now he's had his day.
   他曾是个红歌星，但现在风华已去。
3. Despite strong opposition, the ruling party carried the day.
   执政党尽管遭到强烈反对，还是获胜了。
4. He has been working all day.
   他已工作了一整天。
5. You can see stars by night, but not by day.
   你在夜晚可以看到星星，白天却看不到。
6. He is the man of the day.
   他是时下的风云人物。

day

n.Abbr. d（名词）缩写 d
The period of light between dawn and nightfall; the interval from sunrise to sunset.
白天，白昼：黎明和黄昏之间有光的一段时间；从日出到日落的间隔

The 24-hour period during which Earth completes one rotation on its axis.
一天：地球绕轴完成一圈转动的二十四小时这段时间
The period during which a celestial body makes a similar rotation.
天体自转一周的时间：天体做类似自转的一段时间
One of the numbered 24-hour periods into which a week, month, or year is divided.
时间单位：星期、月或年被分隔成二十四小时期间之一
The portion of a 24-hour period that is devoted to work, school, or business:
时间段：二十四小时中用于工作、上学或经商的一部分：
例句：
an eight-hour day; a sale that lasted for three days.
八小时工作日；持续了三天的销售

A 24-hour period or a portion of it that is reserved for a certain activity:
特定活动的时间：仅用于某一特定的活动的二十四小时期间或其中的一部分：
例句：
a day of rest.
休息日

A specific, characteristic period in one`s lifetime:
一生中某段的时光：在人的一生中某一特定的、独特的一段时期：
例句：
That writer has had his day. In grandmother`s day, skirts were long.
那位作家曾辉煌一时。在祖母那个时代，裙子都很长

A period of opportunity:
机会：
例句：
Every defendant is entitled to a day in court.
每个被告都有机会出庭答辩

A period of time in history; an era:
历史上的一段时期；时代：
例句：
We studied the tactics used in Napoleon`s day. The day of computer science is well upon us.
我们研究在拿破仑时代用过的策略。计算机科技时代正向我们走来

adj.（形容词）
Of or relating to the day.
白天的：属于或与白天有关的
Working during the day:
日间的：在白天工作的：
例句：
the day nurse.
早班护士

Occurring before nightfall:
在夜幕降临前出现的：
例句：
a day hike.
白天的徒步旅行

<习惯用语>day after day
For many days; continuously.
许多天的；持续不断的
day in, day out
Every day without fail; continuously.
不间断的每一天的；持续不断的
来源：
Middle English dai, day
中古英语 dai, day
from Old English dôg * see agh-
源自 古英语 dôg *参见 agh-