每日一詞 643 go through the roof：超過了最高極限

今天我們要學(xué)的詞是go through the roof。 Roof是房頂?shù)囊馑肌o through the roof沖破房頂，意思就是超過了最高極限。"The unemployment rate went through the roof," 失業(yè)率飛漲。"Due to shortages, the price of wheat has gone through the roof," 由于供應(yīng)不足，小麥價(jià)格飛漲。一周來，豬流感的爆發(fā)引起了普遍擔(dān)憂。"The panic level concerning Swine Flu is going through the roof," 民眾對(duì)豬流感極度關(guān)心。

因?yàn)閾?dān)心奧巴馬新政府限制槍支自由，"Gun sales have gone through the roof in recent months," 最近幾個(gè)月的槍支銷售量暴漲。好的，今天我們學(xué)習(xí)的詞是 go through the roof...