periods
这个词还没有发音音频。目前只为考研核心词库生成了 4,801 条。
这个词不在考试词库里，数据来自 316 万条的兜底词典，所以没有词频和词书排名。
释义
- n周期（period的复数）
英文释义
n an amount of time
n the interval taken to complete one cycle of a regularly repeating phenomenon
n (ice hockey) one of three divisions into which play is divided in hockey games
n a unit of geological time during which a system of rocks formed
n the end or completion of something
n the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
n a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations
词频与标注
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