caking with slight-expansion and fusion

例句：

1. 1. The mixture began to caking as it cooled.
   混合物开始冷却时开始结块。
2. 2. The cake was a perfect example of how sugar can caking with heat.
   这个蛋糕完美地展示了糖是如何在加热时结块的。
3. 3. The farmer had to wait for the water to caking before he could start his work.
   农民不得不等待水结块后才能开始他的工作。