friability of coal

例句：

1. 1.The material has a high friability, making it easy to break.
   这种材料具有高易碎性，很容易破碎。
2. 2. The fragile glass shattered when the wind blew.
   脆弱的玻璃在风中被吹碎了。
3. 3.The new paint is extremely friable and needs to be handled with care.
   新油漆非常易碎，需要小心处理。