breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
air passage provided by a retractable device containing intake and exhaust pipes; permits a submarine to stay submerged for extended periods of time
Verb:
dive with a snorkel
双语例句
用作名词 (n.)
With a snorkel, however, a diver can stay under water for quite a long time. 可是，潜水员携带一根通气管就可以在水下呆很长时间。
Seabreacher has a long snorkel concealed within the top fin which provides an airflow into the boat. 海豚快艇的顶鳍内部埋设有一根长的通气管，这根通气管为飞艇提供空气。
