frogman

名词 frogman:

1. someone who works underwater
   同义词：diver, underwater diver

frog.man

n.（名词）
A swimmer provided with breathing apparatus and other equipment to execute underwater maneuvers, especially military maneuvers.
蛙人：带呼吸设备和其它装置执行水下任务，尤其是执行军事任务的游泳者