know of/about

同义词释义

1)know of/about,知道;听说2)cause to be heard or known; express or utter.,使听到或知道;表达或说出。3)There is no telling,难说; 不知道。4)I know he is telling a lie.,我知道他在说谎。5)No, what?,不知道，说什么？6)You don't have to tell me. I know already.,你不说我也知道。