The heaters have water-filled steel tubes that zigzag in front of a reflective surface, which concentrates the sun's rays on the tubes.

这种加热器装有充满水的钢管，在反射面前头曲折布置，反射面将太阳光聚焦在钢管上。

youdao

A reflective surface suitable for decoration.

反光的表面适合做装饰。

youdao

It is the junction between the two materials which ACTS as the reflective surface.

这两种材料的交界处扮演着反射层。

youdao

Well, the ones in director light must not be so reflective but be kind of of dark surface.

然而，直接处于光线之下的瓷片不会如此反光,它们的表面较暗。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Perched atop a pair of active shutter glasses are a couple of miniature LCD projectors, which bounce images from a connected computer onto a special reflective surface at a 120Hz refresh rate.

ENGADGET

Though that also makes it more flexible (and makes the ability to grind and polish the glass to create a light-capturing parabolic surface without actually breaking the thing all the more impressive), this flexibility can be exploited to keep the reflective surface in shape.

ECONOMIST: Japan��s new telescope

The result is a thin reflective layer that floats on the surface of the oil.

ECONOMIST: Mirror, mirror