Xenon flash tube, xenon strobe tube, modeling lamp can be used: 4 (civilian) alert system, advertising equipment, stage lighting, show lighting, photography, and more.

闪光灯管，频闪灯管，氙气灯管，造型灯泡可用于4(民用)警讯系统、广告装置，舞台灯光，节目灯饰，摄影等等。

youdao

It's an attempt to bring some sunlit consistency to space exploration, simulating Earth-like lighting patterns to help keep the crew alert and get them ready for sleep in the evenings.

ENGADGET