a kilo of Butter的用法和样例：
- And I have brought you giants and little men and Women who live in the sea and singers and the dancers, a kilo of butter, a bag of sugar, and twenty four eggs.
- I weighed out half a kilo of flour and added it to the mixture.
- I must buy a kilo of coffee today.
- She weighed out a kilo of flour.
- I would like to have a kilo of fish.
- Will you give me half a kilo of these apples?