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


  • Dizziness - Symptoms and causes - Mayo Clinic
    Dizziness is one of the more common reasons adults see a healthcare professional Frequent dizzy spells or constant dizziness can have serious effects on your life But dizziness rarely means that you have a life-threatening condition Treatment of dizziness depends on the cause and your symptoms Treatment often helps, but the symptoms may
  • Low blood pressure (hypotension) - Symptoms and causes
    Low blood pressure might cause no symptoms that you notice Or it might cause dizziness and fainting Sometimes, low blood pressure can be life-threatening The causes of low blood pressure include dehydration and other serious medical conditions It's important to find out what's causing low blood pressure so that it can be treated, if needed
  • Transient ischemic attack (TIA) - Symptoms and causes
    Overview A transient ischemic attack (TIA) is a short period of symptoms similar to those of a stroke It's caused by a brief blockage of blood flow to the brain A TIA usually lasts only a few minutes and doesn't cause long-term damage
  • Iron deficiency anemia - Symptoms causes - Mayo Clinic
    Iron deficiency anemia is a common type of anemia Anemia is a condition in which the blood doesn't have enough healthy red blood cells Red blood cells carry oxygen to the body's tissues Not getting enough iron can cause iron deficiency So can losing blood from having periods or bleeding inside the body Without iron, the body can't make enough of the part of red blood cells that lets them
  • Anemia - Symptoms and causes - Mayo Clinic
    Certain types of anemia have symptoms that point to the cause Possible signs and symptoms of anemia include: Tiredness Weakness Shortness of breath Pale or yellowish skin, which might be more obvious on white skin than on Black or brown skin Irregular heartbeat Dizziness or lightheadedness Chest pain Cold hands and feet Headaches
  • Polycythemia vera - Symptoms causes - Mayo Clinic
    Many people with polycythemia vera don't notice symptoms Some people get symptoms such as headache, dizziness, tiredness and blurred vision Clearer symptoms of polycythemia vera include: Itchiness, mostly after a warm bath or shower Numbness, tingling, burning or weakness in the hands, feet, arms or legs A feeling of fullness soon after eating Bloating or pain in the left upper stomach
  • Multiple sclerosis - Symptoms and causes - Mayo Clinic
    Multiple sclerosis can cause numbness, weakness, trouble walking, vision changes and other symptoms It's also known as MS In MS, the immune system attacks the protective sheath that covers nerve fibers, known as myelin This interrupts communication between the brain and the rest of the body
  • Balance problems - Symptoms and causes - Mayo Clinic
    You might experience dizziness or loss of balance, but the most common symptoms are hearing loss and ringing in your ear Acoustic neuroma is a rare condition Ramsay Hunt syndrome Also known as herpes zoster oticus, this condition occurs when a shingles-like infection affects the facial, auditory and vestibular nerves near one of your ears
  • Vitamin B-12 - Mayo Clinic
    Vitamin B-12 supplements also are suggested for women who are pregnant, who are breastfeeding and not using any formula, or who follow vegetarian or vegan diets Taking high doses of vitamin B-12 can cause side effects A person should only take higher doses if a healthcare professional recommends doing this
  • Bradycardia - Symptoms and causes - Mayo Clinic
    Dizziness or lightheadedness Feeling very tired, especially during physical activity Fainting or near-fainting Shortness of breath Many things can cause symptoms of bradycardia It's important to get a fast, accurate diagnosis and appropriate care Make an appointment for a health checkup if you are worried about a slow heart rate





中文字典-英文字典  2005-2009