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慢速英语:Tiny Needles Treat Eye Disease

Source: VOA    2014-12-16   English BBS   Favorite  
Words in This Story

anesthetic – n. a drug that causes a person to lose feeling and to feel no pain in part or all of the body

cornea – n. the clear outer covering of the eyeball

fluid – n. any substance that can flow, such as a liquid

hypodermic needle - n. a thin, hollow needle used for giving people injections

socket – n. a hollow part in a bone that holds an eye, a tooth, or another bone

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