blocksn.街区名词block的复数形式.blockn.街区；木块；石块；大楼；一组；阻塞(物)；障碍(物)v.阻塞blocking nut防松螺母block making制铜版block holder块规夹持器blocked byte分组字节block factor分块因子blocked shot吃火锅blocking off固定舱内货物block reamer盘形铰刀block liquid封堵液block hammer落锤