confidentiality
noun [ U ] uk/ˌkɒn.fɪ.den.ʃiˈæl.ə.ti/ us/ˌkɑːn.fə.den.ʃiˈæl.ə.t̬i/
秘密性，机密性
the state of being confidential
patient/client confidentiality 为病人／委托人保密
All replies will be treated with complete confidentiality. 所有的答复将被视为绝密。