hydraulicKK [haɪˋdrɔlɪk] /haɪˈdɹɔlɪk/形容詞1液壓的、油壓的The excavator's hydraulic arm can lift several tons of rubble.這台挖土機的油壓臂可以吊起好幾噸的碎石。2水力的、水壓的Ancient engineers built hydraulic systems to carry water into the city.古代工程師建造水利系統，把水引進城裡。3水力學的專業She teaches hydraulic engineering at a technical university.她在一所科技大學教水力工程。