如何使用 "friable" 造句

1. It is also relatively hard and not friable .
相对硬度也很高,不易破碎。
2. It is relatively hard and not friable .
相对硬度很高,不易破碎。
3. This open-surfaced perlite tends to be angular in shape and quite friable .
开曲面珍珠岩的形状是棱角分明,非常易碎。