短语词组短语the tap was on 关于技术咨询方案;于自来水Tap to ON 触摸点灯the tap is on 水龙头开着tap p on 在……上轻敲tap sb on the shoulder 打开龙头;轻拍某人的肩膀Tap on the floor 敲地板tap on carbon 按碳含量出钢tap on a window 在窗户上轻敲tap on the windshield 敲挡风玻璃 返回 tap on