aqualung
水中呼吸器
aqualung
n : a device (trade name Aqua-Lung) that lets divers breathe
under water; scuba is an acronym for self-contained
underwater breathing apparatus [syn: Aqua-Lung, scuba]
Aqua-Lung
n : a device (trade name Aqua-Lung) that lets divers breathe
under water; scuba is an acronym for self-contained
underwater breathing apparatus [syn: aqualung, scuba]