例句：
The supermarket fired the first shot in a price war today.
今天，这家超市打响了价格战的'头一炮。
You pay less for the supermarket's own brand.
超市自己品牌的东西要便宜些。
The new product will arrive on supermarket shelves early next year.
明年初该新产品就会在超级市场上架。
Small local shops stop being economic when a supermarket opens up nearby.
附近的一家超市开业后，当地的小商店就没有利润可赚了。
I do a weekly shop at the supermarket.
我一周上超市一次。