Hmm. Can't get more simple than this little NASA image. It's the (now old!) space shuttle, with it's cargo bay doors open. Simple illustration for someone far in the future who may need it. Yeah, YOU. I made this for you to use! Hmmm..
簡單的班車
craft、deploy、doors、shuttle、simple、spacecraft
手藝、部署、門、穿梭、簡單、宇宙飛船
資料來源：openclipart ( https://openclipart.org/ )