out of thin air片语KK [aʊt ʌv θɪn ɛr] /aʊt ʌv θɪn ɛɹ/发音片语1凭空、无中生有You can't just create funding out of thin air.你不可能凭空造出资金来。2凭空冒出、突然出现A taxi appeared out of thin air just as it started raining.刚开始下雨时,一辆计程车凭空冒了出来。用这个字练口说→