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这里是科学美国人——60秒科学。我是克里斯托弗·因塔利亚塔。
This is Scientific American — 60-Second Science. I'm Christopher Intagliata.
youdao
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玩具塔或者赫利·奥斯塔,你现在要准备好去底部。
By entering EOS or Helios tower, you are now ready to go to the bottom.
youdao
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玩具塔或者赫利·奥斯塔,你现在要准备好去底部。
By entering EOS or Helios tower, you are now ready to go to the bottom.
youdao