英语语法分析

Moreover, gallium arsenide is much more expensive than silicon in the first place.

另外，最重要的是，镓砷化物比硅贵得多。

The crystal layer on early LEDs was gallium arsenide or gallium phosphide, which lent that reddish color.

早期LED的液晶层是砷化镓或者磷化镓做的，所以发出红光。

This protects the rigid gallium arsenide components from strain, but the system as a whole is flexible and stretchable.

这样就可以避免张力对于砷化镓元件损伤，但整个系统却表现出一种柔性。