Question

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並べ替え問題を教えてください。

In addition to bats, plenty of modern animals make their living
in conditions where seeing is difficult or impossible. Given (ア around
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ウ move I of question the to) in the dark,
what solutions might an engineer consider? The first one that might occur
to him is to use something like a searchlight. Some fish have the power to
produce their own light, but the process seems to use a large amount of
energy since the eyes have to detect the tiny bit of the light that returns

Answer 1

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