at one's fingertips
基本解释
- 了如指掌；在手边
英汉例句
- Computer technology puts all the information in the world at one's fingertips.
这个曾经翻译过，电脑技术机把所有的信息通过指尖传递到世界。 - He is one of America's leading political scientists—a man who has all the latest data at his fingertips, but who also knows his “Federalist Papers” and his de Tocqueville.
他身为美国政治科学家中顶尖人物之一，不仅对所有最新数据了如指掌，同时对他的《联邦党人文集》（Federalist Papers）和亚历西斯•托克维尔（de Tocqueville）也滚瓜烂熟。