fingertip

1. N-COUNT Your fingertips are the ends of your fingers. 指尖

The butter and flour are rubbed together with the fingertips. 黄油和面粉被指尖给搓在一起。

2. PHRASE If you say that something is at your fingertips, you approve of the fact that you can reach it easily or that it is easily available to you. 近在手边; 唾手可得[表赞许]

I had the information at my fingertips and hadn't used it. 我手头就有这种信息，而且我还没用到。