有人会问：在太空进行3D打印究竟有何意义？
4096 2.510 0.178 0.072 14.1x
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“My dad told me: ‘When you go to England, you’re not playing for yourself, you’re playing for those coming after you,’” Best says. “I always knew that I had some responsibility, and I had to carry myself in a certain way and behave myself in a certain way. I’m not going to do anything stupid and mess it up. If you listen to what your parents tell you, nine times out of 10 you’re not going to have problems.”