sigh of relief片语KK [saɪ ʌv rɪˋlif] /saɪ ʌv ɹɪˈlif/发音片语1松一口气、如释重负She breathed a sigh of relief when the test results came back normal.检验结果正常时,她终于松了一口气。2宽慰、安心The announcement brought a collective sigh of relief across the whole industry.这项宣布让整个行业都感到宽慰。用这个字练口说→