Plenty of enclosed malls are, of course, still thriving.

当然，还是有为数众多的封闭式商场生意很好。

So he designed the first enclosed shopping mall.

于是他设计了第一个封闭式购物中心。

When Southdale Center opened, it became America's first completely enclosed shopping mall.

Southdal​​e Center 开业时，它成为美国第一家完全封闭的购物中心。

Over the next 50 years there were over 1000 enclosed shopping malls scattered across America.

在接下来的 50 年里， 美国各地分布着 1000 多个封闭式购物中心。