plunge cut

基本解释

Still, given the convulsions that have just swept the markets-the bankruptcy of Lehman Brothers’ holding company, the bail-out of AIG and Monday’s 4% plunge in stock prices-why not cut rates?
而且，考虑到市场刚刚遭受扫荡–雷曼兄弟倒闭，美国国际集团被接管和周一股票市场4％的大幅下挫–为何还不减息呢？
A resin bond plain wheel is mainly used for surface grinding, cylindrical grinding of hard-carbide measuring tools, cutting tools, moulds and also for plunge-cut grinding as well as for form grinding.
树脂结合剂人造金刚石平形砂轮主要用于硬质合金量具，模具的平面磨，外圆磨，还可用作切入磨削和成形磨削。

RYANAIR, the most aggressive of Europe's low-cost airlines, saw its share price plunge by 30% on January 28th, following reports that the European Commission is about to clamp down on cut-price-deals which it has with relatively out-of-the-way airports keen to lure tourists.
ECONOMIST: Trouble for the market leader