形容词
1. Rice is our staple food.
米是我们的主食。
名词
1. The weather forms the staple of their conversation.
天气构成他们谈话的主要内容。
2. Coffee is the staple of this district.
咖啡是这个地区的主要产品。
3. Potatoes are the staple of their diet.
土豆是他们的主要食品。
4. This store sells flour, salt, sugar and other staples.
该店出售面粉、盐、糖和其它日常必需品。