我们戴潜水通气管潜泳，并玩了一些水橇运动。
Delaney警探在只穿了潜水服、面具和通气管而没有带氧气罐的情况下入水向依靠救生衣漂浮在水中的一名女性靠近。
Detective Delaney entered the water without an air tank, but only his diving suit, mask and snorkel and approached a woman floating in a life vest, he said.
潜水员携带一根通气管就可以在水下呆很长时间。
With a snorkel, however, a diver can stay under water for quite a long time.
潜水舱是带有通气管的水密舱，升降支架为桁 架结构，升降支架的上下设有导轨。
The diving chamber is a watertight compartment with air pipes, the lifting support is a girder structure, and the lead rails are arranged under and below the lifting support;
潜水舱是带有通气管的水密舱，升降支架为桁 架结构，升降支架的上下设有导轨。
The diving chamber is a watertight compartment with air pipes, the lifting support is a girder structure, and the lead rails are arranged under and below the lifting support;
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