the breathing of air at a pressure slightly higher than that of the surrounding atmosphere (in high-altitude flying or as a therapeutic…
| 单词 | θ207019 |
| 释义 | society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > [noun] > method of supplying oxygen (1) pressure breathing1946 the breathing of air at a pressure slightly higher than that of the surrounding atmosphere (in high-altitude flying or as a therapeutic… |
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