祕密〔秘-〕 bei³ mat⁶ {mì mì}

(noun) a secret; mystery; or (adjective) secret; mysterious

秘密 bei³ mat⁶ {mì mì}

1. secret
2. CL: 個

秘密警察 bei³ mat⁶ ging² caat³ {mì mì jǐng chá}

secret police

秘密會社〔--会-〕 bei³ mat⁶ wui² se⁵ {mì mì huì shè}

a secret society

秘密活動〔---动〕 bei³ mat⁶ wut⁶ dung⁶ {mì mì huó dòng}

1. clandestine activities
2. covert operation