https://blog.wongcw.com/2022/11/06/%e6%be%b3%e6%b5%b7%e8%bb%8d%e9%96%8b%e7%99%bc%e5%b7%a8%e5%a4%a7%e7%9a%84%e6%b0%b4%e4%b8%8b%e8%bb%8d%e7%94%a8%e7%84%a1%e4%ba%ba%e6%a9%9f%e4%b8%8d%e5%85%b7%e5%82%99%e9%98%b2%e6%b0%b4%e5%8a%9f%e8%83%bd/
澳海軍開發巨大的水下軍用無人機不具備防水功能水可自由進出