clackBrE/klæk/NAmE/klæk/verbpresent simple - I / you / we / theyclackBrE/klæk/NAmE/klæk/present simple - he / she / itclacksBrE/klæks/NAmE/klæks/past simpleclackedBrE/klækt/NAmE/klækt/past participleclackedBrE/klækt/NAmE/klækt/ -ing formclackingBrE/ˈklækɪŋ/NAmE/ˈklækɪŋ/[I]iftwohardobjectsclack, theymakeashortloudsoundwhentheyhiteachother发出啪嗒声;噼啪作响;使咔哒地响◆Herheelsclackedonthemarblefloor. 她的鞋后跟在大理石地面上发出咔哒咔哒的响声。▸clacknoun[sing.]◆theclackofhighheelsonthefloor高跟鞋在地板上发出的咔咔声◆theclackofherknittingneedles她的织针发出的吧嗒吧嗒声