compulsoryadj.强制的；势在必行的；义务的compulsory treatment强迫治疗compulsory schooling义务教育compulsory slaughter强制屠宰,强迫屠宰compulsory exercises规定动作compulsory provisign强制性条文Compulsory librarian义务馆员Compulsory pleadings审前准备compulsory insurance强制保险compulsory licensing强制性许可compulsory emigration强制移民出境

1. Spreads on Italian and Greek debt over German bunds have widened sharply.
   意大利和希腊债券对德国联邦政府公债之间的利差急剧加大了。
2. We need to further reduce our ratio of public debt to GDP to give us the flexibility to meet the demands of our aging population.
   我们需要进一步降低公债占国内生产总值的比率，亦带来更多的灵活性，来满足人口老龄化的要求。