Let him choose to read light material, if nothing else.

如果没有什么东西可读，就让他自己选择读一些轻松的东西吧。

youdao

So the aim is to manufacture a light material that can be easily woven but is also highly durable and, in order to transmit information, can conduct electricity.

因此现在的目标是要制造出一种轻巧的材料，这种材料要不仅容易编织而且编织出来的物品还要非常耐用，同时为了能够发送信息，它还要可以导电。

youdao

The aluminum alloy produced by means of quick solidifying technology possesses superior mechanical properties and may be employed as high quality light material for motor vehicles.

采用快速凝固技术制备的铝合金，具有优良的力学性能，可作为汽车的高性能轻质材料。

youdao

Also,the inventors say the light-colored material better reflects sunlight, so buildings would cost less to cool.

VOA: special.2009.12.01

When you want to know if something is transparent to visible light or not, here is the mystery material and here is visible light.

而我们知道,物体是否对可见光透明，这里是神秘的材料，这里是可见光。

麻省理工公开课 - 固态化学导论课程节选

Fuller was head of a company that made a light-weight building material.

VOA: special.2010.05.30

Wherever the light hits the material, it hardens into a polymer, creating a grid of cells full of liquid crystal.

ECONOMIST: REPORTS

The goal was to substitute photoreceptors with a light-sensitive material capable of restoring photosensitivity to the retina, by easing down the retina on a layer of organic photovoltaic semiconductor.

FORBES: Artificial Retina From A Photovoltaic Polymer

The Yuki-tsumugi technique is employed to produce pongee silk (also called raw silk) - a light and warm material with a characteristic stiffness and softness, traditionally used to make kimonos.

UNESCO: Culture