frogman
Longman Dictionary of Contemporary English 5++LDOCE 5++frog·man /ˈfrɒɡmən $ ˈfrɑːɡ-, ˈfrɒːɡ-/ noun (plural frogmen /-mən/) [countable] British English TTWBOsomeone who swims under water using special equipment to help them breathe, especially as a job 蛙人，潜水员 SYN diver Police frogmen have been searching the lake looking for a weapon. 警方的蛙人一直在湖中寻找一件凶器。
Examples from the Corpus
frogman• The discovery sparked a full-scale search by more than 50 police and frogmen in Harpenden, Herts.• And frogmen have been dragging the River Severn near Hardwicke looking for clues.• Marines in camouflage fatigues and grease paint, along with a few frogmen, boarded three rubber boats for Yudo Island.• Allan McKay's body was recovered by police frogmen on 10 September.• At York University ... Police frogmen have been searching lakes looking for a weapon ... believed to be a six inch blade.frog·man nounChineseSyllable
using who water under Corpus special someone swims
frogman
frog‧man /ˈfrɒɡmən $ ˈfrɑːɡ-, ˈfrɒːɡ-/
noun (plural frogmen /-mən/) [countable] British English
someone who swims under water using special equipment to help them breathe, especially as a job
SYN diver:
Police frogmen have been searching the lake looking for a weapon.
frog‧man /ˈfrɒɡmən $ ˈfrɑːɡ-, ˈfrɒːɡ-/
noun (plural frogmen /-mən/) [countable] British Englishsomeone who swims under water using special equipment to help them breathe, especially as a job
SYN diver: