1·Like all gyms, they have all sorts of things to help build up muscles in different parts of the body, like applied bicycles, chest stretching machines, and running machines.
像所有的健身房一样，它们有各种各样的器材来帮助锻炼身体不同部位的肌肉，比如实用的自行车、胸部拉伸机和跑步机。
2·Both are caused by the stretching of skin muscles and ligaments and both are normal.
这都是因为皮肤、肌肉和韧带拉伸的原故，也都属于正常现象。
3·Both are caused by the stretching of skin, muscles and ligaments, and both are normal.
这都是因为皮肤、肌肉和韧带拉伸的原故，也都属于正常现象。
4·During its life cycle, a component undergoes a series of translations, rotations, scaling, shearing, and stretching before it's finally displayed on the screen.
在其生命周期中，一个组件经历一系列的转换、旋转、缩放、剪切和拉伸，最后才显示在屏幕上。
5·Your brain and your nervous system need glucose to work: that means walking, speaking, stretching, typing - any activity requires this fuel.
你的大脑和中枢神经系统的工作需要葡萄糖：即走路，说话，拉伸，打字-任何活动都需要这种燃料。