As the housing crisis mushroomed , the rating agencies downgraded dozens of securities .

随着住房危机不断扩大，评级机构下调了诸多证券的评级。

Private schools offering supplementary english tuition have mushroomed .

提供额外的英语教学的私立学校如雨后春笋般涌现。

To cope with demand , new shipyards mushroomed while old ones expanded capacity .

为应对需求，大量新造船厂在中国应运而生，旧船厂也进行了改扩建。

Experts say missteps included a failure to address the problem fully in the early days ; the company 's dogged persistence in sticking to an early explanation that proved deeply flawed ; and misplaced priorities as the crisis mushroomed .

专家们说，该公司的失策包括未能在最初那段时间里将问题完全解决掉；顽固坚持当初那些后来被证明存在严重缺陷的解释，以及在危机迅速扩大时未能抓住优先要解决的问题。

A new report from consultants roland berger warns that , just as china 's market has mushroomed into a position of enormous importance for global auto makers , it is entering a phase of much slower growth than it has experienced recently .

咨询公司罗兰贝格（rolandberger）的一份新报告提出警告，就在中国市场迅速增长成为对全球汽车制造商具有极大重要性的阵地之际，它正进入一个增长步伐远远小于最近增势的阶段。