全国铁道系统在七十年代是一团糟。

The national rail system was in shambles in the '70s.

youdao

那是在七十年代的中期，你们的时代。

It was the mid-1970s, and I was your age.

youdao

在二十世纪七十年代，德国马克也被迫升值。

In the 1970s, the Deutsche Mark was also pushed to appreciate.

youdao

在二十世纪七十年代，他是耶鲁大学的一名外科医生。

In the 1970s he was a surgeon at Yale.

youdao

他们是最常见的在人在其六十年代和七十年代。

They are most common in people in their 60s and 70s.

youdao

从二十世纪七十年代起很多新用途已经在我身上发现。

Since the 1970s many new applications have been found for me.

youdao

在二十世纪七十年代发生了很大的变化。

Great changes took place in the l970s.

youdao

在二十世纪七十年代发生了很大的变化。

Great changes took place in the l970s.

youdao