常見(jiàn)例句用作形容詞 (adj.)They made a backdoor decision to leave this city.他們決定秘密地離開(kāi)這座城市。The leaders of the two countries held a backdoor meeting yesterday.昨天兩國(guó)領(lǐng)導(dǎo)人進(jìn)行了秘密的會(huì)談。 返回 backdoor