thud

thudthudD.J.:[θʌd]K.K.:[θʌd]n.1.■重击声The encyclopedia fell to the floor with a thud.那本百科全书砰的一声掉到地上。vi.1.■重击, 砰然下落

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thud[θʌd]vi.1.■发出重击声；砰然落下：The encyclopedia thudded onto the floor.那本百科全书砰地掉在地板上。The students thudded up the stairs.学生们噔噔地跑上楼梯。vt.1.■砰地击中n.1.■重击2.■砰的一声3.■[复数][苏格兰英语]风暴；阵风4.■[美军俚语](被击中的)飞机的坠毁变形vi.thuddedthudding

thudthud[θʌd]n.1.■重砰击声2.■砰然跌落; 重击The book hit the floor with a thud.这书砰的一声落在地板上。

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词性变化thud[θʌd]vt., vi.1.■(thudded; thudding)砰的一声重击; 砰地落[倒]下; 发出重击声

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继承用法thuddingn.1.■震击噪音thuddinglyadv.