verb🔗Share咚咚作响, 砰砰作响 To make the sound of a dull impact."The heavy box of books was thudding against my back as I carried it upstairs. "我搬着那箱沉重的书上楼时，箱子咚咚地撞着我的背。soundactionChat with AIVocabulary GamePractice Reading
noun🔗Share咚咚声， 扑通声 A dull banging sound; a thud."The thudding from the upstairs apartment kept me awake all night. "楼上公寓传来的咚咚声响让我整晚都没睡着。soundChat with AIVocabulary GamePractice Reading
