➡  idiom at strike verb
●ˌsound sb ˈout (about/on sth) ●ˌsound sth ˈoutto try to find out from sb what they think about sth, often in an indirect way
试探某人对某事的看法；探口风◆Did you sound him out about working for us?
他来为我们工作的事你探出他的想法了吗？