knockv.敲击;互撞;攻击n.敲;敲门;敲打
knockmetern.爆震计
knocked upadj.被猛击的;ph
knock knee膝外翻
knock kneesn.膝外翻
knock meter爆震计
knockratingn.防爆率
knockingoutn.打出
knock-offv.停止;扣除;谋杀;偷窃;复制;模仿
knocked out被击晕的; 破损的
knock value抗爆性