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SUPER SCIENCE

Smart bed

作者:teens
Aa
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这张床垫很贴心

This bed is not just comfortable. It is also smart. It helps you sleep well. The bed is made by a US company. It can adjust (调整) its temperature. This way, sleepers won’t feel too hot or too cold. It can also rock (摇动) a person to sleep. Isn’t that amazing?
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