these things yourself with a 3-dimensionalprinter(三维打印机).You download 3D designs online, then push...牙刷怎么会从打印机里冒出来?词数 208 建议阅读时间 4分钟YOU lost your favorite MP3 player. You really like thatTransformer ……
神奇的三维打印机,让打印更加随心所欲。词数 345 建议阅读时间 5分钟 DON'T be upset if you have lost the battery cover to your mp3... to make these items yourself. You will be able to download three-dimensional (3-D三维的) designs online ……
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