Economists fear a similar wave of protectionism today could plunge the world back into recession.

　　经济学家担心类似的保护主义会使得世界经济再次衰退。

　　2.不景气：downturn

　　Heavy labor taxes are one reason why Europe entered the downturn with far higher unemployment than America.

　　高额的劳动力税是欧洲以比美国更高的失业率步入衰退的原因之一。

　　3.暴跌：meltdown

　　If 2008 was the year of the banking meltdown, then 2009 was the year of the stimulus packages.

　　如果2008年是银行彻底垮台的一年，那么2009年就是一篮子刺激政策的一年。

　　4.下挫：slump

　　This would return the economy into a slump.

　　这将使美国经济再次陷入衰退。

　　5.下滑：decline

　　Many Greeks believe they are caught up in a cycle of decline.

　　很多希腊人相信他们正处于一轮下降周期之中。