短語詞組短語roof foundering 頂落作用;[地質(zhì)]巖漿坍頂作用foundering hypothesis 陷落假說foundering ship 正在沉沒的船foundering g 陷落foundering economy 陷落的經(jīng)濟(jì)chest foundering 喘息foundering column 陷落柱foundering pole 陷落柱foundering at sea 海上沉沒founder member 創(chuàng)辦人；發(fā)起人 返回 foundering