“我们到超市了”的英语可以说成 "We have arrived at the supermarket." 来源是：supermarket 是英语中用来指超市的常用单词，arrive 是表示“到达”的动词。

例句：

"We have arrived at the supermarket. Let's go in and get some groceries."
"Oh no, I forgot my shopping pst at home. I hope I can remember everything I need at the supermarket."
"The supermarket is having a sale on fruits and vegetables. We should go and check it out."

翻译：

“我们到超市了，走进去买点杂货吧。”
“噢不，我把购物清单忘在家里了。希望我能记住在超市里需要买的所有东西。”
“超市正在促销水果和蔬菜。我们应该去看看。”