scuba

名词 scuba:

1. a device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus
   同义词：aqualung, Aqua-Lung

1. Ned used to be a scuba diver and now he's gone to the other extreme and taken up hang gliding.
   内德过去是一名深水潜水员，现在他已走到另一个极端，开始从事悬挂式滑行运动。