This is not an American standard, it is three words inserted one by one, but the following two are eight-shaped. China is easy to buy. The voltage in Australia is the same as that in China, so there is no need for a transformer. You can buy a four-sided cable board with various plugs on it. In addition, go to the place where you buy converters and cable boards and ask the sales staff about Australian plugs. Many salespeople in big shopping malls can understand it.
Search Baidu pictures to know the specific appearance. It is easy to find.