tap-tap n.连续的轻击(声)...tap n.轻打,水龙头vt.轻打,轻...heel-tap 叩跟反射...gas tap 气管螺丝攻,管螺丝攻...tap crystal 抽头晶体...tap-off n.中圈跳球...tap-dance vt.跳踢蹋舞vi.跳踢蹋舞...acme thread tap 梯形螺纹攻...machine tap 机力螺丝攻...tap drill 螺孔钻...tap stock 英国政府债券...tap density 堆积密度;振实密度...tap(ping) pipe 泄水管...ball tap 球形旋塞...tap out bar 出铁杆...adjustable tap 可调整螺丝攻...hand tap 手力螺丝攻...tap bond 美国国库债券...tap-water 自来水...taper hand tap 初道螺丝攻,手力推拔螺丝攻...half tap 半分接...
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