sandwich compound

例句：

1. 1.She ordered a ham and cheese sandwich for lunch.
   她点了一块火腿和奶酪三明治作为午餐。
2. 2. The sandwich was delicious, but the bread was stale.
   这汉堡很好吃，但是面包很硬。
3. 3. I love eating sandwiches for breakfast.
   我喜欢吃三明治当早餐。