a large ship or spacecraft from which other smaller ones are launched (= start to travel) or get supplies

It was a mother ship from which pirates launched smaller attack boats. 海盗从一艘母船那里降下小型攻击船只。

They fire a small probe into the comet, then analyze the material from a nearby mothership. 他们向彗星发射了一个小型探测器，然后在位于附近的宇宙飞船母船上分析彗星的物质。

a central organization or part of something that controls other parts or organizations, or that supplies what they need

This sneaky software collects information about your browsing habits and relays it back to the mother ship. 这个不动声色偷偷运行的软件会收集有关你浏览习惯的信息，并传回给控制中心。