Firstly, when we wash our hands, we have to close the tap before we leave.

首先，在我们洗手的时候，我们必须在离开之前关闭水龙头。

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Egg wash, close, cut out.

涂蛋液， 封口，切开。

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Egg wash, close, cut out.

涂蛋液， 封口，切开。

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