day

a period of opportunity

机遇期

he deserves his day in court

他理应出庭受审

ry dog has his day

人人都有得意的时候

some point or period in time

某个时间点或时期

it should arrive any day now

它随时都会到的

after that day she nr trusted him again

从那以后她再也不相信他了

those were the days

那些日子

these days it is not unusual

如今这并不罕见

the recurring hours when you are not sleeping (especially those when you are working)

你不睡觉时反复出现的时间（尤其是你工作时）

my day began early this morning

我今天一大早就开始了

it was a busy day on the stock exchange

证券交易所那天很忙

she called it a day and went to bed

她过了一天就睡觉了

time for Earth to make a complete rotation on its axis

地球全轴自转的时间

two days later they left

两天后他们离开了

they put on two performances ry day

他们每天演出两场

there are 30,000 passengers per day

每天有30000名乘客

twenty-four hours

twenty-four hour period

24-hour interval

solar day

mean solar day

a day assigned to a particular purpose or observance

为某一特定目的或纪念而指定的一天

Mother's Day

母亲节

the time after sunrise and before sunset while it is light outside

日出后日落前的时间

the dawn turned night into day

黎明使黑夜变为白昼

it is easier to make the repairs in the daytime

白天修理比较容易

daytime

daylight

the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day

地球相对于某一恒星的一次完全自转的时间，比平均太阳日短约4分钟

sidereal day

the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis

一个特定行星（如Mars）在其轴上进行完全旋转的时间段。

how long is a day on Jupiter?

木星上一天有多长？

an era of existence or influence

存在或影响的时代

in the day of the dinosaurs

在恐龙时代

in the days of the Roman Empire

在罗马帝国时代

in the days of sailing ships

在帆船时代

he was a succesul pianist in his day

他那个时代是一位成功的钢琴家