heap on的用法和样例：
例句
- His books lay in a heap on the floor of the living room.
他的书叠成一堆放在客厅的地板上。 - He was struck all of a heap on her change in attitude.
她态度的变化，让他摸不着头脑。 - The books lay in a heap on the floor.
书堆放在地板上。
词汇搭配
- heap reproaches on someone 对某人大加指摘...
- heap coals of fire on someone's head 参照 coal
