erosionKK [ɪˋroʒən] /ɪˈɹoʊʒən/名詞1侵蝕、沖蝕Heavy rain has caused serious soil erosion on the hillside.大雨造成山坡地嚴重的土壤流失與侵蝕。2流失、削弱、衰退Many voters worry about the erosion of press freedom.許多選民擔心新聞自由逐漸被削弱。3磨損、腐蝕Acidic drinks can speed up the erosion of tooth enamel.酸性飲料會加速牙齒琺瑯質的磨損。