a carload of coal的用法和样例：
- A horse was pulling a carload of crushed nuts to a market.
- In five minutes a whole carload of them arrived.
- Ever had a carload of girls drive by when you’re jogging and scream at you approvingly?
- He put a shovel of coal on to the fire.
- When a carload of friends arrived at lunchtime, Mother invited them to share our meal and managed to give everyone a fair portion.