seismicKK [ˋsaɪzmɪk] /ˈsaɪzmɪk/發音形容詞1地震的、震波的The new building was designed to withstand strong seismic activity.這棟新大樓的設計能承受強烈的地震活動。2重大的、影響深遠的The election caused a seismic shift in public opinion.這次選舉造成民意的重大轉變。