The exterior surface of the house was bleached by the sunlight.

房屋的外表因阳光的照射而褪色。

Last year BMW showed off an EV concept that could literally change color thanks to an exterior surface that was powered by E-ink.

去年，宝马公司展示了一款概念电动汽车，由于其外部表面由电子墨水驱动，它可以真正地改变颜色。

The design uses sunlight to illuminate the interior, while the exterior surface's stainless steel sunshades protect against the harsh tropical sun.

该设计利用阳光照亮内部，而外表面的不锈钢遮阳板可抵御热带的刺眼阳光。