I noticed that in the United States, open-shelf supermarket and shops, jewelry and other valuables are locked into the glass, and cigarettes is not valuable, but also on the lock.

我留意到，在美国的开架超市和商店里，珠宝等贵重物品都是锁进玻璃柜的，香烟虽不贵重，但也上了锁。

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