英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
Tih查看　Tih　在百度字典中的解释百度英翻中〔查看〕
Tih查看　Tih　在Google字典中的解释Google英翻中〔查看〕
Tih查看　Tih　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Menstrual Cycle (Normal Menstruation): Overview Phases
    Menstrual Cycle A menstrual cycle begins when you get your period or menstruate This is when you shed the lining of your uterus This cycle is part of your reproductive system and prepares your body for a possible pregnancy A typical cycle lasts between 24 and 38 days
  • Menstrual cycle - Wikipedia
    Triggered by falling progesterone levels, menstruation (commonly referred to as a "period") is the cyclical shedding of the lining, and is a sign that pregnancy has not occurred Each cycle occurs in phases based on events either in the ovary (ovarian cycle) or in the uterus (uterine cycle)
  • Stages of the Menstrual Cycle - Healthline
    Knowing the stages of the menstrual cycle can help put you in control of your body and empower you to know when to speak with a doctor We’ll tell you all about the menstrual, follicular
  • Menstrual cycle: Whats normal, whats not - Mayo Clinic
    What's the menstrual cycle? The menstrual cycle is the monthly series of changes the body goes through to prepare for pregnancy Each month, one of the ovaries releases an egg This is called ovulation Hormonal changes at this time get the uterus ready for pregnancy
  • Menstrual cycle | Description, Phases, Hormonal Control . . .
    menstrual cycle, recurring fluctuations in hormone levels that produce physical changes in the uterus and ovaries to prepare the female body for pregnancy In adult women, the menstrual cycle lasts anywhere from 21 to 40 days, with the average being 28 days
  • Menstrual Cycle- Definition, Hormones, Phases, Diagram
    The menstrual cycle is the process of discharge of blood and other things from the vagina of a woman every month from puberty to menopause excluding pregnancy It is a natural periodical process that brings changes in the female reproductive system which is responsible for the pregnancy
  • Menstrual Cycle - Office on Womens Health
    The menstrual cycle is the hormonal process a woman's body goes through each month to prepare for a possible pregnancy Regular menstrual periods in the years between puberty and menopause are usually a sign that your body is working normally Irregular or heavy, painful periods are not normal





中文字典-英文字典  2005-2009