问题 here is not in the sense of 'problem' , rather ' issue' or 'topic'.
So you could say for example :
a widely-known topic
a noteworthy ,outstanding or conspicuous issue
April 25, 2011
0
0
0
Both funny as hell.
April 25, 2011
0
0
Still haven’t found your answers?
Write down your questions and let the native speakers help you!
fiona
Language Skills
Chinese (Mandarin), English, Japanese, Korean, Spanish