b5u3-amazing-things公開(kāi)課課件(更新版)
【正文】 it to a space station. Described as an e 1 round plate, it spins slowly in space to 2 (模仿 ) the pull of the earth’s gravity. The g 3 showed us three stops. In the first stop, I saw the thoughtpad used for s 4 messages. Next stop, we are in the environment area. There is a 5 machine which can s 6 all the waste available. The t 7 stop showed us how the goods are m 8 by r 9 . enormousimitate guide sending waste swallow third manufactured robots.
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