periods 详细解释
periods
['piriədz]
n. 周期
名词period的复数形式
英英释义
名词 period:
an amount of time
同义词:time period, period of time, period
one of three periods of play in hockey games
同义词:period
a stage in the history of a culture having a definable place in space and time
同义词:period, historic period, historical period
the interval taken to complete one cycle of a regularly repeating phenomenon
同义词:period
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause--Aristotle
同义词:menstruation, menses, menstruum, catamenia, period, flow
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations
同义词:period, point, full stop, stop, full point
a unit of geological time during which a system of rocks formed
同义词:period, geological period
the end or completion of something
同义词:period
补充
periodsperiodsn.1.周期