闪电战策略在二战初期被德军广泛使用，以求速战速决。

The ___blitzkrieg tactic was widely used by German forces early in WWII to achieve quick victories.

这家科技公司发起了一场闪电战式的促销活动，迅速占领了市场份额。

The tech company launched a ___blitzkrieg promotion campaign to quickly capture market share.