☊疑难 ** D 
疑 doubt, question, suspect 难 difficult, arduous, hard / unable | Gb | Big5 | Eng | Rad | Mega | Triple | Multilingual |
|---|---|---|---|---|---|---|
Online-Ratgeber (S) [lian2 ji1 yi2 nan2 jie3 da2] 
联机疑难解答 problematisch (Adj) [yi2 nan4] 疑难