11inchesinwidth—slightlywiderthanabasketball—withahatch(盖子)thathadbeenmovedunnoticed.Thetwo-year-oldboyhadslippedinand wasdrowninginfourfeetofwastewaterinside theeight-feet-deeptank. Madisonsurveyedthesituation.Shewasthe onlyonewhocouldfitthroughthesmallhole. Withouthesitation,shetoldtheadults,“Lower mein”...
These are illnesses that develop because your immune system cannot fight the bacteria or viruses that cause them. Examples include toxoplasmosis, Pneumocystis pneumonia (PCP), and tuberculosis. Vaccines may help prevent the flu, pneumonia, hepatitis, and other infections....
But planetologists have discovered that Earth's very presence in this Goldilocks zone is itself due to an amazing stroke of luck. When the Solar System was still young, this zone came close to being taken over by the planet Jupiter.但行星学家发现，地球出现在这片“宜居带”本身就有惊人的运...
A sputum culture may be tested for bacteria that can cause pneumonia. Your healthcare provider may ask you to cough mucus into a cup, or he or she may suction mucus from your throat. X-ray or CT pictures may show lung damage or an infection, such as swelling and fluid in your lungs...
- What was I supposed to do? Tie her up? 那我能怎么办?把她绑起来? Why not? She likes that. 干嘛不绑?她爱玩这套啊! 11. I never actually found a mummy. But I did learn a fair amount about the ancient Egyptians. For example they discovered that stannous chloride is not only great ...
Manuel Razo-Mejia:When I expose bacteria to antibiotics, they’re going to become resistant, which is very bad because we haven’t discovered a new antibiotic in the last 30 years. Growing up back in Mexico, you did...
Another discovered case of an inhibited myostatin gene was found in an English wippet named Wendy. Again, the genetic mutation in that single gene caused her not only to have twice the muscle tissue of regular dogs, but accelerated muscle growth, and decreased fat storage, earning her nicknames...
But all they have sent back have been images of planets inimical to life. Over the last 25 years, however, astronomers have discovered thousands of incredibly diverse planets, in our galaxy alone.但他们发回的都是与对生命有害的行星的图像。然而，在过去的25年里，天文学家仅在我们的星系中就发现...
No vaccine is available for BKV, but vaccines can help prevent some diseases caused by viruses and bacteria. Vaccines can help protect your immune system. Get the influenza (flu) vaccine as soon as recommended each year. The flu vaccine is usually available starting in September or October. Fl...
Antibiotics may be used to treat an infection caused by bacteria. Steroids and some kinds of antibiotics help decrease inflammation in your child's airway. Medicines may help thin the mucus in your child's lungs. Thin mucus may be easier to cough up. Oxygen may be given to help your ...