- n. 时期；时代；课；周期；句号
- a. 某一时代（特有）的
- int. 就这样
名复: periods
period
KK:[ˈpɪrɪǝd] DJ:[ˈpiǝriǝd]
n.[C]
- 时期，期间
- 时代
- （一堂）课，课时
- 周期；月经
- 【美】句号
- 复合句；完整句
- 【数】循环节；周期
- 【音】乐段
a.
- 某一时代（特有）的
int.
- （用于句末，表示断定的口气）就这样，没什么好说的
短语
come to a period
- 结束
put a period to sth.
- 结束某事
辨析
以上来源于：《英汉大辞典》
n.
- a length or portion of time. ▸a major division of geological time that is a subdivision of an era and is itself subdivided into epochs.
- each of the set divisions of the day in a school.
- (also menstrual period) a monthly flow of blood and other material from the lining of the uterus, occurring in women of childbearing age when not pregnant.
- N. Amer. a full stop.
- Physics the interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon.
- Mathematics the interval between successive equal values of a periodic function.
- Chemistry a set of elements occupying a horizontal row in the periodic table.
- Astronomy the time taken by a celestial object to rotate about its axis, or to make one circuit of its orbit.
- Rhetoric a complex sentence, especially one consisting of several clauses, constructed as part of a formal speech or oration.
adj.
belonging to or characteristic in style of a past historical time: Derivative
- periodization
or periodisation n. - periodize
or periodise v.
Etymology
ME: from OFr. periode, via L. from Gk periodos ‘orbit, recurrence, course’.
以上来源于：《简明牛津英语词典》
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