百密一疏 - Wiktionary, the free dictionary


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hundred

secret; confidential; close

secret; confidential; close; thick; dense

one; single; a

one; single; a; (before verbs) as soon as, once; (before a noun) entire (family, etc.)

negligent; sparse; thin
trad. (百密一疏)
simp. #(百密一疏)

百密一疏

  1. something was missed in a sophisticated plan