慢速英语:Researchers Repair Brain Injuries With New Cells

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degenerative – adj. causing the body or part of the body to become weaker or less able to function as time passes

elaborate – adj. made or done with great care or with much detail : having many parts that are carefully arranged or planned

embryo – n. a human or animal in the early stages of development before it is born, hatched, etc

genome – n. an organism’s complete set of DNA

huge – adj. very large

neuron – n. a cell that carries messages between the brain and other parts of the body and that is the basic unit of the nervous system

progenitor– n. something that begins the development of something else

static – adj. showing little or no change, action, or progress

stimulate – v. to cause or encourage (something) to happen or develop

traumatic– adj. related to or caused by a severe injury to your body

tropical fish – n. a small, brightly colored fish that lives in warm water in tropical areas

function– v. to work or operate