upsurge

A new upsurge in construction is in the making.

一个建设的新高潮正在兴起。

The last big locust upsurge ended early in 2005 and the current alert level is green or calm.

上次大规模蝗虫高潮在2005年年初结束，目前的警报级别为绿色或平静。