圭臬

zài lín chuáng yī xué zhōng bǎo mì yī zhí shì yī shī men zūn fèng de guī niè hé cāo shǒu

在临床医学中，保密一直是医师们尊奉的圭臬和操守。

In clinical practice, confidentiality is always the ethical criterion and conduct for clinicians.