Just as raising temperature can change the properties of iron and other metals, early humans heated stone to make it easier to flake.

正如给铁和其他金属加温以改变其属性，早期人类通过给石头加温，使之更容易被制作成石片。

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Its bathroom has double vanities, a heated stone floor, an oval bathtub and a walk-in shower.

浴室设有两个梳妆台，铺有地暖石材地板，带有一个椭圆形浴缸和一个步入式淋浴间。

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