例句與造句

1. In terms of automation, systems integration and habitability, they were well in advance of many of the ships that they replaced, such as the Type 81 frigate and " Rothesay "-class frigate-the latter's basic design could be traced back to 1945.
2. It's difficult to find type 81 frigate in a sentence. 用type 81 frigate造句挺難的