| 单词 | scuba |
| 释义 | scuba (once / 26207 pages) n A scuba is a portable breathing device for deep sea divers. With the help of a scuba tank, divers can explore very deep parts of the ocean. You can use scuba for the compressed air tank itself, or to describe the divers who use it — scuba divers. Most of these scuba divers use masks and wear rubber fins on their feet to propel themselves through the water. Scuba devices are useful for recreation and tasks like coast guard search and rescue operations or marine biology observations. Scuba is an acronym, standing for "self-contained underwater breathing apparatus." WORD FAMILYscuba USAGE EXAMPLESBut that is changing as researchers use advanced scuba gear to dive far deeper. Washington Post(Dec 20, 2016) Did we mark the milestone by scuba diving off the Great Barrier Reef? Washington Post(Dec 17, 2016) The Foss Waterway Seaport’s Museum exhibits include “Puget Sound’s Mosquito Fleet,” maritime Lego display, “Rails to Sails,” a vintage scuba exhibition and classic recreational boats. Seattle Times(Dec 18, 2016) n a device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus Syn|Hyper Aqua-Lung, aqualung breathing apparatus, breathing device, breathing machine, ventilator a device that facilitates breathing in cases of respiratory failure |
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