knock [動詞]ノックする

1-C. If they were to sleep in an ordinary bed as they do on Earth, their bodies would float away in the air currents and possibly knock into something.If they were to sleep in an ordinary bed as they do on Earth, their bodies would float away in the air currents and possibly knock into something.  

もし、彼らが、眠った場合、通常のベッドでダヨ、彼らが地球上で行うようにダヨ、彼らの体は、浮遊して去っていくだろう、空気の流れの中で、さらに、おそらく軽くぶつかる、何かにダヨ。  

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