plummet

1. V-I If an amount, rate, or price plummets, it decreases quickly by a large amount. (數量、比率、價格) 暴跌[journalism]

In Tokyo share prices have plummeted for the sixth successive day. 在東京，股價已經是連續第6天暴跌了。

The president's popularity has plummeted to an all-time low in recent weeks. 縂統的聲望最近幾周已驟然跌至前所未有的低點。