Get a heating blanket, put it under your sheets, and turn it on about 15 minutes before you go to bed.

用电热毯时，把它放到床单下面，并在上床睡觉前15分钟打开它。

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Then: they made home goods. The first Sony product was a rice cooker, and they soon rolled out a heating blanket.

索尼一开始制作家用产品，第一件产品是电饭锅，后来还推出了电热毯。

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