其中的教训是，无法应对结构性突变的预测方法，会几乎无限次地失效。

The lesson is that a forecasting technique that cannot deal with structural breaks is a forecasting technique that can misfire almost indefinitely.

youdao

例如，假设两个私有网络通讯中的一个失效，VCS拥有剩下的网络通讯和磁盘心跳区域，允许心跳正常地继续下去。

For example, if one of two private network connections fails, VCS has the remaining network connection and the disk heartbeat region that allow heartbeats to continue normally.

youdao

这样看来，我们不仅不应该过早地停止《恢复法案》的开支，而且应该小心仔细地为该法案的失效做好铺垫。

In this regard, not only should we not prematurely stop Recovery Act spending, we need to plan carefully for its expiration.

youdao