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词汇 period
释义 period
noun[ C ]
uk /ˈpɪə.ri.əd/ us /ˈpɪr.i.əd/

periodnoun[C] (TIME)


B1
a length of time: 一段时间,时期
Her work means that she spends long periods away from home.她的工作意味着她得长时间离家在外。
in a periodUnemployment in the first half of the year was 2.5 percent lower than in the same period the year before.上半年的失业率比上年同期低2.5%。
in/over a period of15 people were killed in/over a period of four days.在4天时间内有15人被杀。
over a periodThe study will be carried out over a six-month period.调查将持续6个月时间。
a fixed time during the life of a person or in history: (人一生中或历史上的)时期;阶段
Most teenagers go through a rebellious period.大部分青少年都要经过一个叛逆期。
The house was built during the Elizabethan period.这座房子是在伊丽莎白时期建造的。
B1
in school, a division of time in the day when a subject is taught: 课时,学时,一节(课)
We have six periods of science a week.我们一周有6节自然科学课。
one of the fixed times that a sports game is divided into, especially in ice hockey(= a team game played on ice, with curved sticks and a small disc):
The match was won and lost in the first period, when Durham fell six goals behind.
In the second period he scored by banking the puck off the right post and into the net.
Her time at university was the most eventful period of her life.
He was one of the most important writers of that period.他是那个时期最具影响力的作家之一。
The war was followed by a long period of peace and prosperity.战争过后是长时间的和平与繁荣。
The 1990s were a period of rapid change.
The police are carrying out spot checks on drivers over the Christmas period to test for alcohol levels.
SMART Vocabulary: related words and phrases

Periods of time - general words
age
at/in one sittingidiom
chapter
day
digital age
duration
information age
leeway
life course
life cycle
lifetime
session
sitting
sleep
standing
subperiod
time frame
time lag
time span
timescale

You can also find related words, phrases, and synonyms in the topics:


Stages & phases
Stages of life
Classes & courses
Hockey

periodnoun[C] (BLOOD)


the process of blood coming from the uterus (= the organ in which a baby develops before birth), which usually happens once a month when someone is not pregnant: (妇女的)月经,经期
period pains痛经
She'd missed a period and was worried.她的月经没按期来,让她很担心。
SMART Vocabulary: related words and phrases

Obstetrics: processes & stages connected with sexual reproduction
amniotic
andropause
anovulatory
come on
hot flush
inseminate
luteal
matrescence
menopausal
menses
menstrual
menstrual cycle
menstruation
ovulation
puberty
receptivity
sexual intercourse
sexual reproduction
someone's biological clock is ticking idiom
the change (of life)idiom

periodnoun[C] (MARK)


mainly US(UK usuallyfull stop)
the symbol . used in writing at the end of a sentence or at the end of the short form of a word句号
mainly US
said at the end of a statement to show that you believe you have said all there is to say on a subject and you are not going to discuss it any more: (用于一句话的结尾,表示某一话题已讨论完毕,不愿再继续)到此为止,就这样
There will be no more shouting, period!别再喊叫了,到此为止!
SMART Vocabulary: related words and phrases

Punctuation
abbreviated
accent
acute
apostrophe
at sign
caron
colon
comma
curly bracket
diacritical
hyphen
parenthesis
punctuation mark
round bracket
scare quotes
small cap
small capitals
solidus
stroke
tilde

You can also find related words, phrases, and synonyms in the topics:


Linguistics: interjections
period
adjective[ before noun ]
uk /ˈpɪə.ri.əd/ us /ˈpɪr.i.əd/
used to describe clothes, furniture, and other things from a particular time in history:
period dressThey performed "Julius Caesar" in period dress.他们穿着古装演《凯撒大帝》这部戏。
period furnitureThe house, with its period furniture, is in demand as a film location.
The film is very impressive in its period detail.
Recordings of period music are now widely available, much of it performed on authentic period instruments.
See also
period costume
period drama
period piece
SMART Vocabulary: related words and phrases

Old or old-fashioned
age-old
ageing
ancient
antediluvian
anti-progressive
fossilization
fossilize
fossilized
frumpy
fustily
out of date
outdate
outdated
outdatedly
outmoded
unliberated
unmodernized
unmodish
unprogressive
unreconstructed

period | American Dictionary


period
noun[ C ]
us/ˈpɪər·i·əd/

periodnoun[C] (TIME)


a length of time:
The study will be carried out over a six-month period.
A period in the life of a person or in history is a particular time during that life or history:
The period after World War II was marked by rapid economic growth.
A period is a division of time in an event of fixed length, such as a day at school or a game:
There was no scoring in the second period.
physics
A period is the time it takes for one complete repetition of a pattern that repeats. A second is used as the standard unit in most areas of science.
Period costume/dress/furniture is the clothing or furniture of a particular time in history:
At the Revolutionary War theme park, everyone was wearing period costumes.

periodnoun[C] (MARK)


a mark (.) used in writing to show where the end of a sentence is, or to show that the letters before it are an abbreviation (= short word form)
infml You can say period at the end of a statement as a way of adding emphasis:
There will be no more shouting, period!

periodnoun[C] (BLEEDING)


(alsomenstrual period, us/ˈmen·strəlˌpɪr·i·əd, -strə·wəl-/)
the bleeding from a woman’s uterus that happens approximately every four weeks when she is not pregnant

periodnoun[C] (REPEATED EVENT)


science
the time needed to complete a regularly repeating event or series of events

periodnoun[C] (ROW)


chemistry
any of the rows in the periodic table of chemical elements

period | Business English


period
noun[ C ]
uk /ˈpɪəriəd/us
a length of time:
a period of six months/10 years, etc.This debt is repayable over a period of five years in equal quarterly instalments.
Profit fell 75.1% from the same period a year ago.
The Government will make an additional 10% contribution for a limited period.
The second quarter of the year should have been a busy period.

See also


accounting period
cooling-off period
deferment period
earnout period
payback period
pay period
qualifying period
recovery period
reporting period

Examples of period


period
In the first period, the results were encouraging.
Finally, planning will time the movement such that a sufficient period of time is available for the control system to operate.
The common challenge physiologists, philosophical psychologists, and also physicists set themselves in that period was that of making invisible forces visible.
Individual ocelots were photographed as many as 17 times during the cumulative 2-y survey period, though many were recorded only once.
In general, little is known about those living on the margins of society during this period, especially in the rural regions.
The formal models that are consistent with a critical period rely on innate representations of abstract structure.
During the 7-month study period, 448 requests for admission to the unit were made for 381 patients.
For the validation, complete medical records were requested for each patient from the participating hospitals for the 12-week study period.
During the entire post-war period there are only five occasions (1950, 1951, 1955, 1964 and 1997) in which the parties leapfrog each other.
In terms of recreation, culture, education, and even rural industries, the period was characterised as much by development and change as by stagnation and decline.
Beetles were removed from the three traps and baits replaced each week for the three-week period following pat placement.
Fifteen infants survived but one baby died in the neonatal period.
However, some individuals survived from one period to the next and therefore are represented in both.
A 3-min period of dark adaptation was followed by a 1-min period of light adaptation to the two surrounds.
Formal political influence over policy increased gradually over the whole period at the expense of technical influence, and social objectives were given priority.
See all examples of period
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocations withperiod


period

These are words often used in combination with period.

Click on a collocation to see more examples of it.


baroque period
It is as if the baroque period sought to liberate the singularity of classification of knowledge enforced by the architecture of the library to allow a plurality of correspondences.
baseline period
The first period is the baselineperiod in the model.
brief period
That it once enjoyed a briefperiod of genuine popularity may encourage an affirmative answer.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
See all collocations with period
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