求翻译：2009年10月，希腊新任首相乔治·帕潘德里欧宣布，其前任隐瞒了大量的财政赤字，随即引发市场恐慌。截至同年12月，三大评级机构纷纷下调了希腊的主权债务评级，投资者在抛售希腊国债的同时，爱尔兰、葡萄牙、西班牙等国的主权债券收益率也大幅上升，欧洲债务危机全面爆发。是什么意思？

October 2009, new Prime Minister George Papandreou of Greece announced that its former hiding a lot of budget deficit, caused panic in the market immediately. As of December the same year, the three major rating agencies have lowered the Greek sovereign debt rating, investors sell bonds, while Greec

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In October, 2009, Greek incumbent Prime Minister George · the handkerchief Pan Delhi Europe announcement, its predecessor has concealed the massive financial deficit, initiates the market to be panic immediately.Up to in the same year in December, three big rating organizations in abundance declined

In October 2009, Greece's new Prime Minister, George Papandreou, announced that conceal a substantial fiscal deficit from his predecessor, immediately triggered panic. As at in December, three major rating agency downgraded Greece sovereign debt ratings as investors sell Greece debt while, Ireland a

October 2009, new Prime Minister George Papandreou of Greece announced that its former hiding a lot of budget deficit, caused panic in the market immediately. As of December the same year, the three major rating agencies have lowered the Greek sovereign debt rating, investors sell bonds, while Greec