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- PERIOD中文 (简体)翻译：剑桥词典 - Cambridge Dictionary
period noun [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
- period - 搜索 词典
3 纪（地质年代，代下分纪，纪下分世） a length of time which is a division of an era A period is divided into epochs
- Menstruation - Wikipedia
Menstruation (also known as a period, among other colloquial terms) is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina [1]
- period是什么意思_period的翻译_音标_读音_用法_例句_爱词霸在线词典
爱词霸权威在线词典,为您提供period的中文意思,period的用法讲解,period的读音,period的同义词,period的反义词,period的例句等英语服务。
- period_百度百科
作为名词，period可指自然周期（如月经期）、历史分期（如“侏罗纪”）、句末标点（句号的美式用法）、课时单位（如课程安排）或竞技分节（如冰球比赛的局）。
- What is Menstruation? | Get Facts About Having Your Period
Menstruation — aka having your period — is when blood and tissue from your uterus comes out of your vagina It usually happens once every month
- Periods - NHS
A period is the part of the menstrual cycle when a woman bleeds from her vagina for a few days For most women this happens around every 28 days, but it's common for periods to be more or less frequent than this, ranging from every 21 days to every 35 days
- Menstrual cycle: Whats normal, whats not - Mayo Clinic
What's typical? The menstrual cycle is counted from the first day of one period to the first day of the next The cycle isn't the same for everyone Menstrual bleeding might happen every 21 to 35 days and last 2 to 7 days For the first few years after menstruation begins, long cycles are common
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