ferretsthout
—phrasal verbwithferretverbinformaluk/ˈfer.ɪt/us/ˈfer.ɪt/
tofindout apieceofinformationorfindsomeone or something, afterlookingin manyplacesoraskingmanyquestions
搜寻出，搜索出
[+ question word]Iknowhisnamebut I haven'tmanagedtoferretoutwherehelives.我知道他的名字，不过我还没有查出他住在哪儿。