SpaceX发布火箭发射失败视频

pioneer – n. person who is one of the first to do something

booster – n. part of a rocket that provides force for the launch and the first part of the flight

discard – v. throw something away after use

platform – n. raised structure with a flat surface

blooper – n. mistake, sometimes funny, made in public

mess up – v. make a mistake or do something wrong

epic – adj. very large or impressive