你是猪啊, 不懂就别乱说, 行不?

http://en.wikipedia.org/wiki/Australian_nationality_law#Acquisition_of_Australian_Citizenship_-_Birth_in_Australia

From 20 August 1986 a person born in Australia acquired Australian citizenship by birth only if at least one parent was an Australian citizen or permanent resident.

http://www.jincao.com/fa/01/law01.17.htm
中华人民共和国国籍法
第五条 父母双方或一方为中国公民，本人出生在外国，具有中国国籍；但父母一方为中国公民为并定居在外国，本人出生时即具有外国国籍的，不具有中国国籍。