A tub of water的用法和样例：
- The child is eating a tub of ice-cream.
- Cats and a tub of water usually don't mix!Espree has created a foaming shampoo that your cat will purr for.
- It is no coincidence that the cat is soaking in a tub of milk.
- Because of water's latent heat capacity, a tubful of water placed in a greenhouse on a night of freezing cold will act as a reserve supply of heat.
- When you go to the shop, please could you get a tub of margarine?