音標(biāo)發(fā)音英式音標(biāo) [?n?k.?l?d?s.t?r]美式音標(biāo) [?n?k.?l?d?s.t?]英式發(fā)音 美式發(fā)音 基本解釋n.指節(jié)銅套同根派生 knuckleduster相關(guān)詞英英字典劍橋英英字典 a metal weapon that is worn over the knuckles and is intended to increase the injuries caused when hitting a personknuckleduster劍橋字典knuckleduster柯林斯字典