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1, the cultivation of ancient Taoism. Use special breathing methods to achieve the purpose of health preservation.

2, weak breathing, loss of consciousness. He was knocked down by a car and suddenly lost his breath.

3. Temporarily suppress breathing. In order to learn to swim, Xiaohua practices holding her breath by immersing her head in a basin.

Related examples

1. Plate sealing plug for air tightness inspection of drainage pipeline.

2. Based on the analysis of adiabatic flow law of high pressure gas, a quantitative mathematical model of closed gas test is established.

I can always hold my breath for a long time without breathing.

4. It is the basic principle, design method and reliability evaluation method of the gas closing mechanism to determine the appropriate structural scheme according to the selected gas closing mode.

5. This paper briefly introduces the new applications of plastics and their composites in weapons, including armor materials, barrel materials, elastic belts, gas sealing rings and gun stock materials.

6. The design principle of high bore pressure air shutoff mechanism is to avoid plastic deformation of parts.

7. Using airborne inflator, air-closing and air-pressure locking technology, the extension structure of telescopic double-core armor-piercing projectile can be effectively realized.

8. This method considers the friction between air seal ring and bushing, which is closer to reality than the conventional method.

9. There is a terrible rumbling tinnitus in her ears-maybe she hit it when she fell on the ice, maybe she dived too deep, or maybe she held her breath in the water for too long.

10 Unfortunately, koalas seem to be able to hold their breath forever.