不知不觉

tā bù zhī bù jué de tíng zhù le jiǎo bù

他不知不觉地停住了脚步。

He stopped walking without realizing it.

bù zhī bù jué yǐ guò le sì gè yuè

不知不觉已过了四个月。

Before we knew it, four months had passed.

rén bù zhī bù jué jiù lǎo le

人不知不觉就老了。

Old age creeps upon you before you realize it.

tā men shuì le hǎo jǐ gè xiǎo shí bù zhī bù jué dōng fāng yǐ pò xiǎo le

他们睡了好几个小时，不知不觉，东方已破晓了。

They had a good sleep of a few hours without their noticing it, until the east was already beginning to grow bright.

wǒ men bù zhī bù jué de zǒu guò le jiǔ diàn

我们不知不觉地走过了酒店。

We somehow passed the hotel without noticing it.

tiān sè bù zhī bù jué àn le xià lai

天色不知不觉暗了下来。

The daylight faded almost imperceptibly into night.

rén men tòng hèn nà xiē zài bù zhī bù jué zhōng wēi hài hé píng shì yè de rén

人们痛恨那些在不知不觉中危害和平事业的人。

People hate those who unwittingly harm the cause of peace.