天，汉语通用规范一级字（常用字），指事字（一说象形字，一说会意字）。最早见于甲骨文，像正面站着的“人”形，用方框突出了人的头部。义同“颠”（头顶）。造字本义是人的头顶，又表示人头顶上方的无边苍穹，引申出天空、太空等义，与“地”字相对。
天用英文怎么写？
day
英 [deɪ] 美 [deɪ]
n.一天;一日;白昼;白天;工作日;一天的活动时间
复数： days
day的双语例句
1.It's been a heavy day and I'm tired
忙了一天，我累坏了。
2.I hate to tell you this, but tomorrow's your last day
我很抱歉地通知你，明天是你的最后一天了。
3.He had made a date with a girl he had met the day before
他和前一天遇到的那个女孩定下了约会。
4.John just told me that your birthday is on the same day as mine.
约翰刚告诉我你和我的生日是同一天。
5.You've been working hard all day. You need a rest.
你累了一天，该休息了。
day的常见句型
用作名词 (n.)
1.The attack occurred six days ago.
攻击发生在六天以前。
2.How many days are there in a week?
一个星期有几天?
3.Next day he found they had arranged to go by train to Beijing.
第二天,他得知他们已经安排好,打算乘火车到北京去。
day的常用短语
用作名词 (n.)
all day (long)
整天,天天 all the time
all in a day's work
无非是日常生活的一部分 within one's duties
any day (of the week)
不论怎样 at any time
as happy as the day is long
非常快乐 very happy
black day
不吉利的日子 bad event
day的词汇搭配
用作名词 (n.)
动词+day
close one's day 结束一天(的活动)
end one's day 结束一天(的活动)
get a day off 休假一天
have a day off 休假一天
have free days 有空
keep one's day 遵守约好的日子
live out one's days 过了一辈子
name a day 指定一个日子
put off the day 延期
see one's day 过日子
spend a day 度过一天
take a day off work 歇一天班
take all day 占去整天时间
carry the day 得胜
lose the day 打败仗
save the day 挽救局面
turn the day against sb 使某人不利
win the day 打胜仗
形容词+day
all day (long) 全天,整天
all the day 整天地
any day 随便那一天
better day 美好的日子
big day 重要日子
bitter day 苦日子
bright day 明媚的一天
broad day 大白天
busy day 忙碌的一天
calm day 平静的日子
clear day 晴天
cold day 冷天
dull day 阴晦的日子
eight-hour-working day 八小时工作日
even-numbered day 双号的日子
every day 每天,天天
every other day 每隔一天
every second day 每隔一天
fine day 晴天,晴朗的一天
first days 初期
following day 翌日
free day 休息日
golden days 黄金时代
gone days 逝去的日子
名词+day
autumn day 秋日
beach day 在海滨的日子
business day 营业日
childhood days 童年时代
closing day 闭幕日
college days 大学时代
dog days 七、八月份的酷暑日子
fast day 斋日
field day (学校等的)户外运动日,有开心活动的日子
fog day 多雾天
opening day 开幕日
pay day 发薪日
summer day 夏日,夏天
visiting day 探望日
wedding day 婚礼日
work day 工作日
All Fool's D- 愚人节
April Fool's D- 愚人节
Army D- 建军节
Christmas D- 圣诞节
Labour D- 劳动节
Mother's D- 母亲节
New Year's D- 元旦
Teachers' D- 教师节
Thanksgiving D- 感恩节
Valentines D- 情人节
Women's D- 妇女节
Youth D- 青年节
day+名词
day boy 走读生
day care centre 日间托儿所
day dream 白日梦
day hospital 专收门诊的病院
day labour 按日计酬的零工
day letter 白天递送
day school 日校
day students 走读生
day telegram 较普遍的电报(其费用低但慢)
介词+day
at day 白天
before day 天亮前
behind the days 跟不上时代
by day and by night 日日夜夜
by the day 按日
during the day 白天
from day to day 日复一日
for a day (持续)一天
in a day 一日
in a day or two 在一两天内
in one's day 在某人的鼎盛时期
in our days 在当代
of a day 短命的
of the days 当代的,当时的
on a near day 日内,三五天内,近日
on some day 将来有一天
on the day 〈英〉到那时
to a/the day 刚好,一天也不差
to this day 至今
without day 无期,不定期
day+介词
the day after tomorrow 后天
the day before yesterday 前天
day in the past 过去的日子
day of exhibition 展览日
days of old 从前,过去的日子里
days of rain 接连几天下雨
days of youth 青年时代
day的真题例句
1."Each body starts the day differently—and those individual differences need to be researched more closely," Spitznagel says.
2019年12月四级真题（第三套）阅读 Section B
2."My memory is like a library of video tapes, walk-throughs of every day of my life from waking to sleeping," he explains.
2017年6月四级真题（套）阅读 Section B
3.A lot of clever people are terrified about artificial intelligence, fearing that robots will one day become so smart that they'll murder all of us.
2018年6月六级真题（第三套）阅读 Section A
4.After all, existing jobs open up every day due to promotions, resignations, terminations, and retirements.
2015年12月六级真题（第二套）听力 Section C
5.Babies need a lot of rest: most of them sleep about 18 hours a day! adults need about eight hours.
2017年高考英语浙江卷（6月） 阅读理解 阅读B 原文
6.Bertocchini agrees and hopes her team's findings might one day help employ the enzyme to break down plastics in landfills.
2018年高考英语北京卷 阅读理解 阅读C 原文
7.Another approach to getting more done in less time is to rethink how you prioritize your day—in particular how we craft our to-do lists.
2018年考研真题（英语二）阅读理解 Section Ⅱ
8.As for me, weighing myself every day caused me to shift my focus from being generally healthy and physically active to focusing solely on the scale.
2019年考研真题（英语二）完形填空 Section Ⅰ
