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
figuratus查看　figuratus　在百度字典中的解释百度英翻中〔查看〕
figuratus查看　figuratus　在Google字典中的解释Google英翻中〔查看〕
figuratus查看　figuratus　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:


  • Fertilization and implantation - Mayo Clinic
    Fertilization and implantation During fertilization, the sperm and egg unite in one of the fallopian tubes to form a zygote Then the zygote travels down the fallopian tube, where it becomes a morula Once it reaches the uterus, the morula becomes a blastocyst The blastocyst then burrows into the uterine wall — a process called implantation
  • Fetal development: The first trimester - Mayo Clinic
    The sperm and egg unite in one of the fallopian tubes to form a one-celled entity called a zygote If more than one egg is released and fertilized, or if the fertilized egg splits into two, the result may be multiple zygotes and a twin pregnancy
  • Low sperm count - Symptoms and causes - Mayo Clinic
    Overview A low sperm count means there is less sperm than is typical in fluid called semen that the penis releases during orgasm A low sperm count also is called oligospermia (ol-ih-go-SPUR-me-uh) A complete lack of sperm is called azoospermia (ay-zoh-uh-SPUR-me-uh) Your sperm count is considered lower than typical if you have fewer than 15 million sperm per milliliter of semen
  • Spermatocele - Symptoms causes - Mayo Clinic
    A spermatocele (SPUR-muh-toe-seel) is an abnormal sac (cyst) that develops in the epididymis — the small, coiled tube located on the upper testicle that collects and transports sperm Noncancerous and generally painless, a spermatocele usually is filled with milky or clear fluid that might contain sperm
  • Atypical genitalia - Symptoms and causes - Mayo Clinic
    The egg contains an X chromosome The sperm contains either an X or a Y chromosome A baby who gets the X chromosome from the sperm is a genetic female with two X chromosomes A baby who gets the Y chromosome from the sperm is a genetic male with one X and one Y chromosome Male and female sex organs develop from the same tissue
  • Twin pregnancy: Getting ready for twins or multiples
    Fraternal twins — the most common kind of twins — form when two different sperm fertilize two separate eggs The twins grow and develop inside two separate fluid-filled sacs called amniotic and chorionic sacs And they receive oxygen and nutrients through two separate pregnancy organs in the womb called placentas
  • Placenta: How it works, whats normal - Mayo Clinic
    The placenta plays a crucial role during pregnancy Find out what the placenta does, issues that might affect it and how it is delivered
  • Molar pregnancy - Symptoms and causes - Mayo Clinic
    This most often occurs when two sperm fertilize an egg, resulting in an extra copy of the father's genes Risk factors Factors that can contribute to a molar pregnancy include: Earlier molar pregnancy If you've had one molar pregnancy, you're more likely to have another A repeat molar pregnancy happens, on average, in 1 out of every 100 people
  • Blighted ovum: What causes it? - Mayo Clinic
    Blighted ovum is an older term for a certain type of pregnancy that leads to an early miscarriage It's now known as an anembryonic (an-em-bree-on-ik) pregnancy With a healthy pregnancy, an egg fertilized by sperm develops into the earliest form of an unborn baby, called an embryo But with an
  • Infertility - Symptoms and causes - Mayo Clinic
    Causes of male infertility These can include: Conditions that can affect how much sperm is made or sperm quality These medical conditions can include undescended testicles, genetic defects, hormone problems and health problems such as diabetes Infections such as chlamydia, gonorrhea, mumps or HIV also can impact sperm





中文字典-英文字典  2005-2009