今天我們要學(xué)的詞是 once-in-a-lifetime. Once-in-a-lifetime 是千載難逢的意思。A once-in-a-lifetime experience 千載難逢的經(jīng)歷。President Barack Obama said the nuclear framework agreement reached last week with Iran represents a "once-in-a-lifetime" opportunity to bring some stability to the Middle East. 美國(guó)總統(tǒng)奧巴馬說(shuō),上星期跟伊朗達(dá)成的核框架協(xié)議是一個(gè)可以給中東帶來(lái)穩(wěn)定的千載難逢的機(jī)會(huì)。好的,今天我們學(xué)習(xí)的詞是 once-in-a-lifetime, once-in-a-lifetime, once-in-a-lifetime...