Words similar to mini-submarine

Example sentences for: mini-submarine

How can you use “mini-submarine” in a sentence? Here are some example sentences to help you improve your vocabulary:

Even very young children can safely see the fish and other marine life from inside a mini-submarine.
This mini-submarine, which seats around thirty, takes you some 60 ft (18 m) under the sea to view coral reefs and the marine life that inhabits them.