knuckling ['nʌkliŋ] 突球 例句与用法: He rapped the government on the knuckles for wasting the public money. 他尖刻地抨击政府浪费公款。 I always graze my knuckles. 我常常擦破指关节。 词形变化: 动词过去式: knuckled | 动词过去分词: knuckled | 动词现在分词: knuckling | 动词第三人称单数: knuckles |