短语讲解：
1. One small American group of inventors has come up with a digital device that will produce rigid objects, layer by layer, with extreme accuracy.
come up with想出, 提出
例句：I hope you can come up with a better plan than this.
我希望你们能提出一个比这个更好的计划。
2. You put the design on an SD card or hook it up to your computer and then you press go on this interface board and then the material is here.
hook up接通
例句：The gas was hooked up.
煤气已装好并接通了。
3. This is ABS the same material Lego is made out of, so it's really strong.
make out of用某物制造出
例句：The evening dress is made out of pure silk.
