求翻译：一位老爷爷拎着一个包，对他的妻子说：“老伴，我们不是说好逛商场去吗？”他的妻子一边坐在电脑前网上购物，一边对他说：“我正在商场逛着呢！”是什么意思？

One grandfather carried a package, said to his wife: "wife, we do not say go shopping? "His wife while sitting at a computer shop online while saying to him:" I was shopping around! ”