不得而知相反詞/反義詞

注音 ㄅㄨˋ ㄉㄜˊ ㄦˊ ㄓ

拼音 bù dé ér zhī

不得而知相反詞

洞若觀火瞭如指掌

基本釋義

⒈  無從知道。

unable to find out;

洞若觀火:  形容對事物觀察得清楚明白,就像看火一樣。例老祖臺察吏安民,洞若觀火。——清·錢謙益《致郎制臺》英as clearly as a blazing fire; see very clearly as through looking at fire;

瞭如指掌:  形容對情況極為清楚。例對他們的活動,他完全瞭如指掌。英have sth.at one’s fingertips; know as one know his ten fingers; know like a book; know as well as a beggar knows his bag;