意义画符

Metaphor 隐喻:
http://en.wikipedia.org/wiki/Metaphor

Satire讽刺:
http://en.wikipedia.org/wiki/Satire

Paradox悖谬：
http://en.wikipedia.org/wiki/Paradox

Irony反讽：
http://en.wikipedia.org/wiki/Irony

for fun....
http://www.youtube.com/watch?v=tr0-kMlWJgw
http://www.youtube.com/watch?v=pGTleaTCXq8&feature=related
http://www.youtube.com/watch?v=5TgXaaHPhAs&feature=fvsr