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英语沙龙:可在体内拍照的药丸Picture Snapping Pill

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现在医生们有一个可以大范围地监察小肠的器具。最近批准的可与传统的内窥镜共同使用的M2A是一种可吞咽的无线影像胶囊。

Picture Snapping1) Pill

Physicians perform more than two million endoscopies2) a year on the small intestine3),looking for cancers and other ailments4) by inserting fiber-optic5) tubes via the throat or rectum6).This often requires sedation7),can be uncomfortable,and some areas remain inaccessible.But now doctors have a tool that can see more of the small intestine.The M2A ――recently approved for use along with traditional endoscopes ――is a wireless video capsule that’s swallowed.It maps the intestine as you go about your business.The M2Asanps two pictures a second for eight hours as it passes through a patient’s system,beaming images to a small recorder worn at the waist.These images are then downloaded to a computer for doctors to analyze.The capsules won’t banish the endoscope,however doctors believe that the M2A is an important diagnostic8) advance.

重点单词   查看全部解释    
capsule ['kæpsju:l]

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n. 荚膜,胶囊,简缩,太空舱
vt. 装入胶

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banish ['bæniʃ]

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vt. 驱逐,流放,消除

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uncomfortable [ʌn'kʌmftəbl]

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adj. 不舒服的,不自在的

 
waist [weist]

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n. 腰,腰部

 
traditional [trə'diʃənəl]

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adj. 传统的

 
perform [pə'fɔ:m]

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v. 执行,运转,举行,表演

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