但很明显，一旦名义利率下降到零美联储会受约束，因此经济恢复到趋趋向增长率，但不会在金融冲击下恢复所受损失。
But obviously the Fed is constrained once nominal rates hit zero, and so the economy returns to its trend growth rate but never recovers the ground lost during the financial shock.
工件所面临的风险降低至零，因为前面的版本，在严重进程错误发生时都是可以恢复的。
Risk to the artifacts essentially drops to zero, because previous versions are always recoverable in the event of a serious process error.
当压力释放后，平面型化学键恢复，零散的碳原子又回到了它的柔软的玻璃形态。
When the pressure was released, the flat bonds returned, and the odd carbon turned back to its pliable, glassy form.
应用推荐