他不经意的一句话,反而暴露了谈判团队真正的底线。Tā bù jīngyì de yí jù huà, fǎn'ér bàolù le tánpàn tuánduì zhēnzhèng de dǐxiàn.An unintentional remark from him instead exposed the negotiating team's real bottom line.
她不经意地看了一眼窗外,发现下雪了。Tā bù jīngyì de kàn le yì yǎn chuāngwài, fāxiàn xià xuě le.She happened to glance out of the window and found that it was snowing.
我不经意间听到他们在讨论生日聚会。Wǒ bù jīngyì jiān tīngdào tāmen zài tǎolùn shēngrì jùhuì.I accidentally overheard them discussing the birthday party.