GwenStefanijoinsreturningcoachesKellyClarkson,JohnLegendandBlakeSheltonastheybegintheirsearchforthebestvoiceinAmericaonthefirstnightofblindauditions,vyingtodiscoverandcoachthenextsingingphenomenon.他准(🙍)备(🤔)同(tóng )样用这种(zhǒng )方法去寻找矿产资源，这个方法非常适合当(dāng )前阶段。