fingertipfin•ger•tip /'fɪŋɡətɪp/

n C 指尖

词组have sth. at one's fingertips 精通某事

• You'd better ask Jack-he's had the whole subject at his fingertips. 你最好问杰克，他对这个问题了如指掌。

to one's fingertips 英 完全地，充分地

• He is a Spaniard to his fingertips. 他是个地地道道的西班牙人。