英译汉 9.  The price of the ruble is sinking. It's now worth 50 percent less against the dollar than it was a year ago, as the price of oil falls and Western economic sanctions tighten.
【正确答案】卢布不断贬值。由于油价下跌及西方经济制裁收紧，与一年前相比，现在卢布与美元的兑换率已下跌50%。
【答案解析】