But the development , along with recent news that other major economies had resumed economic growth or were stabilizing , did not impress investors as global stock markets sank and then zigzagged amid fears by jittery international investors that the recoveries were not sustainable .

但是这些经济增长连同最近的消息声称其它的主要国家经济都开始复苏并没有给投资者什么信心，全球股市依旧下跌，并且由于国际性投资者担心经济复苏无法持续而波动。