Cool invention
本文作者： 21ST
炫酷发明Meet Russian ‘Astrobot’机器人宇航员Come and meet robot SAR-401. He is from Russia (俄罗斯). He has flexible (灵活的) arms. He can do a lot of things with them. Next year, he will join the astronauts at the International Space Station (国际空间站). |  |
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