As a shell-shocked world tries to fathom how its economic collapse happened, commentators are busily outbidding each other with claims about the exceptional nature of this crisis.

• 在受到强烈震撼的世界试图弄清楚这场经济崩溃为何会发生的同时，各路评论家正争先恐后地抛出对本次危机异常特性的论断。