dig in one's heels片语KK [dɪg ɪn wʌnz hilz] /dɪɡ ɪn wʌnz hilz/发音片语1坚持立场、不肯让步、固执己见The union dug in its heels and refused the new contract.工会坚持立场,拒绝接受新合约。2拖延不做、抗拒改变He dug in his heels whenever we suggested moving abroad.每次我们提议搬到国外,他都抗拒到底。用这个字练口说→