然而不可避免地，我们也要谈到 S26 系列的售价——
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Today's actuators, even the state-of-the-art ones, are still largely made from metals, hard plastics and electronics. But there are other ideas around. Tolley and his colleagues have been working on a very different approach.
"In-space manufacturing is something that is happening now," says Libby Jackson, head of space at the Science Museum.