他在澳大利亚发了大财。

He made a big fortune in Australia.

《新英汉大辞典》

去年他在澳大利亚做生意,挣了很多钱.

Last year he (did) brsiness in Australia and (made) a lot of money.

youdao

他在澳大利亚就听说了父亲的死讯。

He had learned of his father's death in Australia.

youdao

To become the biggest publishing monolith in the world, it takes maybe a hundred years, so his father in Australia started buying up newspapers.

要成为出版业内最大的垄断商,也许要花一百年,他的父亲在澳大利亚,就开始收购各类报纸

耶鲁公开课 - 金融市场课程节选