不識〔-识〕 bat¹ sik¹ {bù shí}

not knowing or recognising

不識字〔-识-〕 bat¹ sik¹ zi⁶ {bù shí zì}

illiterate

不識大體〔-识-体〕 bat¹ sik¹ daai⁶ tai² {bù shí dà tǐ}

unable to see the larger issue (idiom); unaware of the general interest

不識高低〔-识--〕 bat¹ sik¹ gou¹ dai¹ {bù shí gāo dī}

can't recognize tall or short (idiom); doesn't know what's what

不識好歹〔-识--〕 bat¹ sik¹ hou² daai² {bù shí hǎo dǎi}

1. unable to tell good from bad (idiom)
2. undiscriminating

不識一丁〔-识--〕 bat¹ sik¹ jat¹ ding¹ {bù shí yī dīng}

1. total illiterate
2. unable to read the simplest characters

不識時變〔-识时变〕 bat¹ sik¹ si⁴ bin³ {bù shí shí biàn}

1. to show no understanding of the times (idiom); cannot adapt to current circumstances
2. not amenable to reason

不識時務〔-识时务〕 bat¹ sik¹ si⁴ mou⁶ {bù shí shí wù}

1. to show no understanding of the times (idiom); cannot adapt to current circumstances
2. not amenable to reason

不識泰山〔-识--〕 bat¹ sik¹ taai³ saan¹ {bù shí Tài Shān}

can't recognize Mt Taishan (idiom); fig. not to recognize a famous person

不識抬舉〔-识-举〕 bat¹ sik¹ toi⁴ geoi² {bù shí tái jǔ}

1. fail to appreciate sb's kindness
2. not know how to appreciate favors

不識廬山真面目〔-识庐----〕 bat¹ sik¹ lou⁴ saan¹ zan¹ min⁶ muk⁶ {bù shì Lú shān zhēn miàn mù}

1. lit. not to know the true face of Lushan Mountain
2. fig. can't see the forest for the trees