慢速英语:Scientists Developing Technology to Recreate Crime Scenes

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prosecutors – n. lawyers for the government

virtual – adj. existing online; not something you can touch

visualize – v. to make visible; to imagine

autopsies – n. an examination of a body to find the cause of death

reconstruct – v. recreate

accounts – n. reports

radiologist – n. scientist dealing with X-rays or other radiation

trajectories – n. curved paths along which something (such as bullet) moves through the air.