n.铅锤；铅垂线
vi.垂直落下；暴跌
Just watch your electricity bills plummet! 您的电费帐单将直线下降!
Share price plummet or plunge on the news of the devaluation. 一有贬值的消息，股票价格就暴跌了。
House prices have plummeted in this area. 此地房价大跌。
Our economy would plummet into the abyss of national economic ruin. 我们的经济将会陷入全面崩溃的深渊。
