求翻译：而最近欧洲债务危机的愈演愈烈， 欧洲主权债券的毒效向金融机构蔓延。持有大量欧债的MF Global在录得有史以来最大的季度亏损的同时，又被评级公司连降两级至垃圾级，耗尽其银行信贷额度，MF Global陷入泥淖。是什么意思？

The recent European debt crisis intensified, the European sovereign bond spread to financial institutions of toxic effects. Holds a lot of mf global debt in Europe recorded the biggest quarterly loss ever at the same time, has been a fall of two rating to junk status, exhausted its bank credit lines

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But recently European debt crisis escalation, European sovereignty bond poisonous effect to financial organ spread.Has massive Ou Zhai MF Global while to record which the greatest quarter loses money throughout history, also is fallen by the rating company company two levels to trash level, exhausts

And more recently the European debt crisis intensified, spreading toxic effects to the financial institutions of the European sovereign bonds. Hold a lot of European debt MF Global largest quarterly loss ever recorded at the same time, have been rating us drop two levels to junk level, drain their b