另一些股票可能上下浮动，因为它们反复无常。

And other stocks might jump up and down a lot because they're very volatile.

youdao

不过，欧元区之外，各国货币间的汇率则上下波动，有时甚至非常剧烈。比如上世纪70年代的经济及货币动荡，加之反复无常的油价，推动汇率来回波动。

Otherwise, however, currencies swung against each other, sometimes wildly, as the economic and monetary turmoil of the 1970s combined with high and volatile oil prices to push exchange rates around.

youdao

不过，欧元区之外，各国货币间的汇率则上下波动，有时甚至非常剧烈。比如上世纪70年代的经济及货币动荡，加之反复无常的油价，推动汇率来回波动。

Otherwise, however, currencies swung against each other, sometimes wildly, as the economic and monetary turmoil of the 1970s combined with high and volatile oil prices to push exchange rates around.

youdao