Well, you'd better hurry up, because it's selling like hotcakes.

嗯，你最好快点，因为它卖得很好。

If a product is selling very fast, it's selling like hotcakes.

如果一种产品卖得非常快，那它就是非常畅销。

If a new product is popular and selling well, you might say it is selling like hotcakes.

如果一种新产品很抢手，那就可以说很热销(selling like hotcakes)。

If this record sells like hotcakes and we think it will, you'll go far, Mr. Nineteen.

要是这张唱片如我们预期般的热卖，你将一举成名，19 先生。

Sitting in Quanzhou city, where the ancient Maritime Silk Road started, Dehua white porcelain has sold like hotcakes at home and abroad since the Song Dynasty (960-1279) .

不仅如此，德化县位于福建泉州，这里是海上丝绸之路的起点，自宋代（960-1279）以来，德化白瓷就因其精美而畅销海内外。