flaky grain

例句：

1. 1. The cake was so flaky that it crumbled easily.
   蛋糕太脆弱了，很容易碎。
2. 2. The old book is flaky with age.
   这本书很脆弱，年久失修。
3. 3. The dough was too flaky to shape into a ball.
   面团太脆弱，无法成型。