You're going to Australia to study law? It seems that common law countries and Chinese mainland law countries are different. Of course, the laws of the world will eventually merge, but you have to think about what you want to learn, what you want to develop in the future, and what you really like in your heart (I will only study or work in the future)
If you want to study the common law system, you should go to America or Britain. Germany, Japan, France and Italy are all worth considering if you want to learn the legal system of civil law system. Of course, every place has its own unique advantages. If you really want to study law in Australia, you must choose a legal subject that has a certain position in international law.