许多常见的单词，比如星期几、月份的名称，也来自神话。
Many common words, such as the names for the days of the week and the months of the year, also come from mythology.
真正的挑战是知道历史上任意一天是星期几。
The real challenge is to determine the day of the week for an arbitrary date in history.
国王的专辑是星期几。
她还能说出这天是星期几，这周的天气情况如何。
She usually also recalls what day of the week it was and what the weather was like.
使用这些日期，一个人可以很容易的推断出相近日期属于星期几。
Armed with these memorizable anchor dates, one can easily determine the day of the week for nearby dates.
你们在星期几有美术课？我们在周一和周三有美术课。
What day do you have Music lessons? We have Music lessons on Monday and Wednesday.
我也不能只输入一个编号，我还必须要知道日期，甚至得知道那是星期几。
I can't enter a number, either; I'd have to know the day, and even the day of the week.
水平格线表示时间，以“小时”为单位，垂直格线表示星期几。
Horizontal axis is time, with hour as the unit. Vertical axis is day in a week.
浮动日期规则提供转换发生的月、周、星期几，以及当天的时间。
A floating-date rule provides the month, the week, the day of the week, and the time of day on which the transition occurs.
如果真的想要找出历史上任何一天时星期几，就需要多记忆一些东西了。
If, unlike myself, you want to go really wild and mentally find out the days for any year, you'll need to grow some extra math and memorization muscles.
您可以使用它来得到给定的日期究竟是星期几，并得到相对于当前日期的相对日期。
You can use it to get the day of the week on which a given date falls and to get dates relative to the current date.
本教程还展示如何使用标量函数从date列计算和提取信息，例如星期几和月份。
This tutorial also shows how to use scalar functions to calculate and extract date information, such as day of week and month name, from date columns.
我们刚生成的中介模块接受日期作为输入，并用表示该日期为星期几的数值做出响应。
The mediation module we have just generated accepts a date as input and responds with a number representing the day of the week that that date falls on.
确实，对于一个给定的日期，每年属于哪个星期几总是后移一天，闰年除外，后移两天。
Indeed, the day of the week for a given date progresses by one annually, except on leap years, where it progresses by two.
让这个算法技巧之处在于，对于给定的一年来说，某些特定的日期总是属于相同的星期几。
The idea that makes the doomsday algorithm tick is that certain memorizable dates always share the same day of the week within any given year.
我们不能找到任何线索说明哪天是星期几，所以就按照1993年的日历来编排。
We are given no hint of the days of the week, so we'll go with the dates from the actual calendar of the summer of1993.
第二个示例接受3 个基于日期的参数，并返回一个数字值，表示该日期对应的是星期几。
The second example takes three date-based parameters and returns a numerical value representing the day of the week upon which that date falls.
爱丽丝好奇地看了看表。“这表真奇怪，”她说。“它只报星期几，不报时间。”
Alice was looking at the watch with interest. 'It's a strange watch, 'she said. 'It shows the day of the week, but not the time. '
通过上述方法推算某月某日是星期几简单、快捷、准确，有兴趣的朋友不妨一试。
Anyway, the method above is simple, quick and exact. There is no harm in trying if you are interested in it.
发生在周五的银行劫案最多，而不论是星期几，劫案多发生于早上9点到11点之间。
Most of the robberies took place on Fridays and, regardless of the day, most likely between 9 am and 11 am.
对于今天是星期几我已经完全没有了概念，不过，希望大家每天都保持愉快的心情。
I've already no idea what day is it today, so wish you all in a good mood everyday!
我们决定用这个作为我们的锻炼是星期几，因为它是所有伟大的建议有竞争力的游泳运动员。
We decided to use this as our Drill of the Week, since it's great advice for all competitive swimmers.
这笔我当初预想的要实用得多：只需要些许练习，你就能在别人伸手去拿日历的时候算出某一天到底是星期几。
It's far more useful than I first thought, and with just a little practice, you'll be able to find out the days of the week much faster than when reaching for a calendar.
便条的日期通常写在右上角，一般只写上星期几或上午或下午，有时也可写上上午或下午的具体时间。
The date of the note is usually written on the upper right side, and includes the day of the week, or morning or afternoon. Sometimes the detailed clock of the morning or afternoon can be included.
这包括许多不同的个体拥有在日常生活中很少用得上的深奥技能——比如能够立即算出任何一个过去或将来的日期是星期几。
That includes many individuals with esoteric skills that are of little use in everyday life - like being able to instantly reckon the day of the week for any past or future date.
既然我们在讨论这个问题，何不提高赌注把日历往前翻几个世纪：1752年的那一天在英格兰和它的美洲殖民地又是星期几？
While we're at it, why don't we raise the stakes further by rolling back the calendar a couple centuries: What day of the week was September 6, 1752, in England and its American colonies?
如果空气是有颜色的，星期一粉色，星期二蓝色，星期三绿色，星期四紫色，星期五橙色，星期六黄色，星期日彩虹色，那么请问你喜欢星期几呢？
If the air has colours — pink on Monday, blue on Tuesday, green on Wednesday, purple on Thursday, orange on Friday, yellow on Saturday, iridescence on Sunday, then which day do you like?
如果空气是有颜色的，星期一粉色，星期二蓝色，星期三绿色，星期四紫色，星期五橙色，星期六黄色，星期日彩虹色，那么请问你喜欢星期几呢？
If the air has colours — pink on Monday, blue on Tuesday, green on Wednesday, purple on Thursday, orange on Friday, yellow on Saturday, iridescence on Sunday, then which day do you like?
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