Erik Bailey: The main purpose of EDL is to take a spacecraft that is traveling at 12,500 miles an hour and bring it to a screeching halt in a soft way in a very short amount of time.
Erik Bailey：在EDL过程中，航天器将会 在短时间内柔和的从12500英里每小时减速为零。 在短时间内柔和的从12500英里每小时减速为零。