The astronaut performed an extravehicular activity to repair the satellite.

宇航员进行了舱外活动来修理卫星。

The Extravehicular Activity Information System, which is a suite of prototype electronic devices to help with future spacewalks.

飞船外部活动信息系统。这是一套电子设备的模型，为未来的太空漫步提供帮助。