資料來源 : pyDict

難解地;深奧地

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Abstrusely \Ab*struse"ly\, adv.
   In an abstruse manner.

資料來源 : WordNet®

abstrusely
     adv : in a manner difficult to understand; "the professor's
           abstrusely reasoned theories were wasted on his
           students"