The economy is in deep recession.

经济正处于严重的衰退之中。

The oil price increases sent Europe into deep recession.

石油价格的上涨使欧洲陷入严重的经济衰退。

We are battling a deep recession.

同时我们也在抗击严重的衰退。

In brief, the world is in deep recession.

简言之，世界正陷入深度衰退。

The long, deep recession appears over.

漫长严重的经济衰退似乎结束了。