劍橋詞典something that makes progress , movement , or achieving something difficult or impossible 妨礙，阻礙；阻止 In a number of developing countries , war has been an additional impediment to progress . 在一些發(fā)展中國家，戰(zhàn)爭成了發(fā)展的另一阻礙。 也見 speech impediment 返回 impediment