tapping
n. 出钢；开孔；出渣；轻敲声
v. 轻敲，轻拍（tap的现在分词）
n. （Tapping）（英、美、加、澳、法）塔平（人名）
例句
He kept tapping his fingers on the table.
他不停地用手指轻轻敲着桌子。
《牛津词典》
He was busy tapping away at his computer.
他埋头敲着电脑键盘。
He was tapping his walking stick against his leg.
他用拐杖轻轻敲打着他的腿。
《柯林斯英汉双解大词典》
