seismicKK [ˋsaɪzmɪk] /ˈsaɪzmɪk/发音形容词1地震的、震波的The new building was designed to withstand strong seismic activity.这栋新大楼的设计能承受强烈的地震活动。2重大的、影响深远的The election caused a seismic shift in public opinion.这次选举造成民意的重大转变。用这个字练口说→相关片语seismic shift