ˈdiving bell BrE AmE noun [countable]
a metal container that is open at the bottom and filled with air under pressure, in which people can work under water
ˈdiving bell BrE AmE noun [countable]
a metal container that is open at the bottom and filled with air under pressure, in which people can work under water
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012