单词：
单词： 相关文章
A: What am I supposed to do with this plastic cup? B: That cup is for a urine sample. A: How, exactly, does this work? B: This particular test calls for you to urinate into the cup after you have urinated a little into the toilet. A: When I finish, w
英语情景对话-健康
A: Why are you handing me a plastic cup? B: Your doctor wants to test your urine and needs a sample. A: How am I supposed to do that? B: We need you to urinate like you normally would, and then stop and finish into the cup. A: What am I supposed to d
英语情景对话-健康
RACHEL MARTIN, HOST: We now have the story of a really large medical bill. It's a surprisingly common sort of charge, which is why we're examining it. Steve Inskeep spoke with Dr. Elisabeth Rosenthal of Kaiser Health News about the story of a $17,000
2018年NPR美国国家公共电台2月
Before you next flush the toilet, consider this: Scientists in Singapore have developed battery powered by（用…推动的） urine（尿）. 下次冲厕所之前，请不要忘记下面的介绍：新
阅读空间
74 疯牛病及其最新的检验方法 DATE=7-24-01 TITLE=SCIENCE IN THE NEWS #2134 - Mad Cow Disease BYLINE=Nancy Steinbach, George Grow VOICE ONE: This is Sarah Long. VOICE TWO: And this is Steve E
科技之光