block floating point

例句：

1. 1. The block of ice is too heavy to lift with one hand.
   这块冰太重了，用一只手都提不起来。
2. 2. The block of wood was too large for the car's trunk.
   这块木头太大了，超出了汽车后备箱的容量。
3. 3. The block of code is causing our program to crash.
   这段代码块导致我们的程序崩溃了。