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On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,
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Stethoscope[听诊器] Sphygmomanometer （Blood pressure gauge）[血压计] Thermometer[体温表] Tongue depressor （spatula）[压舌板] Needle[针头] Syringe[注射器] Cotton stick （ball）[棉签（球）] Bandage[绷带] Elastic bandage[弹
医学英语
By Carol Pearson Washington 22 August 2007 High blood pressure, or hypertension, is a disease usually associated with adults, but children can get it too and can have serious health problems because of it. A new study is now calling for pediatricians
2007年VOA标准英语（八月）
By Melinda Smith Washington 12 September 2007 A recent study indicates that a disturbing number of American children with high blood pressure go undiagnosed. The study has prompted discussion worldwide about whether hypertension among children is jus
2007年VOA标准英语（九月）
Most of us are familiar with this phenomenon of travel: ear-popping usually happens during takeoffs and landings. 大多数坐过飞机的人都熟悉这样的现象：飞机起飞或落地时我们的耳朵会有胀胀的感觉。 Our ears pop becau
英语新闻
When traveling by plane what makes our ears pop, and what is it exactly that pops? Most of us are familiar with this phenomenon of travel: it usually happens on takeoffs and landings. Our ears pop because of the change in air pressure as the plane as
英语听力文摘 English Digest