twin.kling 5twIN7k67IN, 5-klIN n a very short time 瞬间，一刹那 In the four-billion-year history of life, 100, 000 years is a twinkling. 在四十亿年的生命史中, 100, 000 年只是一瞬间。 Microprocessors do the calculations in the twinkling of an eye (= very quickly). 微处理器飞快地进行计算。