periods

听听怎么读

英 ['pɪrɪədz]

美 ['pɪrɪrdz]

是什么意思

周期；时期( period的名词复数 )；（一段）时间；学时句号；

英英释义

period[ 'piriədz ]

n.
- an amount of time
  "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
  同义词：time periodperiod of time
- one of three periods of play in hockey games
- a stage in the history of a culture having a definable place in space and time
  "a novel from the Victorian period"
  同义词：historic periodhistorical period
- the interval taken to complete one cycle of a regularly repeating phenomenon
- the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
  同义词：menstruationmensesmenstruumcatameniaflow
- a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations
  "in England they call a period a stop"
  同义词：pointfull stopstopfull point
- a unit of geological time during which a system of rocks formed
  "ganoid fishes swarmed during the earlier geological periods"
  同义词：geological period
- the end or completion of something
  "death put a period to his endeavors"; "a change soon put a period to my tranquility"

学习怎么用

词组短语

period of time一段时间；时段

long period长期的；长周期

short period adj. 短周期的；短过期的

transition period过渡时期

construction period施工期

time period时期，期间

development period n. 发展期；发育期；开发期

of the period当时

growth period生长期；成长期；发育期

spring and autumn period春秋时代

warring states period战国时代

corresponding period同期

in period在周期内

production period生产周期；生产期

storage period保藏期，储存期；贮藏期；蓄水期

initial period初始期

operation period经营期限

first period比赛的第一节

current period[经]本期

peak period波峰周期；尖峰期

更多收起词组短语

双语例句

用作名词(n.)

The bitch's cycle is divided into four periods.
母犬的发情周期被分为一下四个阶段。
Timer must be disabled when graphing readings for extended periods.
当在观看较长周期的图形和读值时，必须关闭定时器。

权威例句

Comparative analysis of Clostridium difficile clinical isolates belonging to different genetic lineages and time periods
Real and Accrual-Based Earnings Management in the Pre- and Post-Sarbanes-Oxley Periods
HAEMATOLOGICAL RESPONSES OF CROSSBRED COWS AT DIFFERENT GESTATION PERIODS IN INDIAN CLIMATIC CONDITION
Fundamental periods of reinforced concrete building frames resting on sloping ground
Clonally derived human embryonic stem cell lines maintain pluripotency and proliferative potential for prolonged periods of culture
Regularly occurring periods of eye motility, and concomitant phenomena, during sleep. 1953.
Effect of pressure development on oxygen consumption by isolated rat heart
Measuring elastic properties of the constituent multilayer coatings for different modulation periods
Site Periods and Key Contexts
Severe wind gust thresholds for Meteoalarm derived from uniform return periods in ECA&D

同义词

cycles

p开头的单词