The pressure suit helps if something goes wrong during launch or re-entry - astronauts have a way to parachute off the shuttle. The suits protect you from loss of pressure in case of emergency.
如果在发射或再入过程中出现问题，宇航服会起到帮助作用——宇航员有办法从航天飞机上跳伞。这套衣服能在紧急情况下保护你免受压力的损失。
标签
Helps