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| 单词 | scuba |
| 释义 | scu·ba (skbə)n. A portable apparatus having a container with compressed air, a regulator that is equipped with a mouthpiece and adjusts the pressure of the released air to match the surrounding pressure, and often a buoyancy compensator, used for breathing under water. [s(elf-)c(ontained) u(nderwater) b(reathing) a(pparatus).] |
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