tap something ↔ out phrasal verbphr v a) to hit something lightly, especially with your fingers or foot, in order to make a pattern of sounds 〔尤指用手指或脚〕轻敲出〔声音〕 He whistled the tune and tapped out the rhythm. 他一边吹着曲子，一边打着拍子。
b) to write something with a computer 〔用计算机〕写出 Brian tapped out a name on his small electronic organizer. 布赖恩在他的小电子记事本上打出一个名字。
tap out• These things hardly disturb me, as I tap these words out.• He shook hands with Edward, tapped his pipe out at the bar, nodded, and left.
→ tap something ↔ out at tap2(2)