The model of the headdowntilt trial can be used to study the change of physical functions and mechanisms when the people lie in the state of being inverted.
应用头低位倾斜试验模型,研究人体处于倒置状态下产生的机体功能的变化及发生机理。
2
Tilt your head back and let the meat slide down your throat-hole.
把头向后仰仰,让肉从你的喉部滑下去。
3
After chewing, you would tilt your head back so the food would slide down your throat.