在线词典跌破(价格等)下跌并突破(某一数值):有的邮票已~面值。拼音diē pò解释(价格等)下跌并突破(某一数值):有的邮票已~面值。英文释义(of a market index etc) to fall below (a given level); to be injured or damaged as a result of a fall