amorphous matrix的用法和樣例：
例句
- In a few hours the amorphous sulfur reverts to small rhombic crystals and its rubbery property disappears.
過(guò)上幾個(gè)小時(shí)無(wú)定形硫就會(huì )轉變成結晶的單斜硫，它的彈性也會(huì )消失。 - Factors influencing pore structure of amorphous silica-alumina prepared by carbonization were investigated.
摘要系統考察了影響碳化法制備無(wú)定形硅鋁孔結構的因素。
