The problem with this invention was that it took some time to heat up.

但这项技术也存在一个问题：加热需要时间。

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Now is the time to turn the heat up even more.

现在是时候再接再厉，再加一把劲了。

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Time to turn up the heat!

是时候打开热水了！

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It took a long time to heat up the stove.

加热炉子花了很长一段时间。

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Fast heat up time.

快速加热时间。

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Fast heat up time.

快速加热时间。

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