These two male astronauts are tethered together in this NASA illustration. I suppose it could be a metaphor for love and living, but it's really just an illustration of an emergency shared life-support system they were working on. None the less, coolness.
系在一起 - 宇航員
astronaut、cosmonaut、explore、greetings、men、partners、space、Space Stuff、spacesuit、taikonaut、tethered
宇航員、宇航員、探索、問候、們、夥伴、空間、太空東西、宇航服、太KO那UT、栓
資料來源：openclipart ( https://openclipart.org/ )