rock breaking

• 岩石破裂

rock breaking的用法和样例：

例句

1. A mass of snow and rock break away and fall on the climber.
   一堆积雪和岩石突然崩落到登山者的身上。
2. A mass of snow and rock broke away and fell on the climbers.
   一堆积雪和岩石突然崩落到登山者的身上。