This is happening at grocery stores that have rolled out electronic shelf labels where the store can adjust prices instantly.

杂货店里就能看到这种现象，他们已经推出了电子货架标签，商店可以随时调整价格。

She and Marianne continue talking and he rolls the folded label between his fingers, feeling anxious.

她和玛丽安继续聊天，他在指间转动叠好的标签，感到焦虑。