地壳在这里碰撞挤压，上涌的炙热岩浆变冷，又形成了新的地壳，这种伟大的循环过程就是所谓的板块构造。
Here Earth's crust pulls apart, and upwelling magma cools and forms new crust that spreads away from the ridge in the great recycling process known as plate tectonics.
因为踮脚时双侧小腿后部肌肉的收缩挤压，会促进锻炼者下肢血液的回流，加速血液循环，可防止下肢静脉曲张。
Because when tiptoe, the bilateral muscle of calfs can contract and squeeze, will promote the exerciser by the return of lower extremity blood, accelerate blood circulation, prevent varicose veins.
深呼吸可以把氧气吸进肺部，而咳嗽则通过挤压心脏从而促进血液循环，同时有助于心脏恢复正常。
Deep breaths get oxygen into the lungs and coughing movements squeeze the heart and keep the blood circulating the squeezing pressure on the heart also helps it regain normal rhythm.
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