ferreting out短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 na.搜出；肃清 Kepler works by ferreting out tiny changes in the amount of light coming from a star as orbiting planets pass around. 开普勒望远镜是通过探测出当行星在其所公转的恒星前划过时，由恒星发出的光在数量上极小的变化来进行工作的。 yeeyan All telescopes are pushed to the limits of their performance when ferreting out the universe’s deepest mysteries. 所有的望远镜在观测探索宇宙最深处秘密的时候都做到了极限。 yeeyan