我们的身体是一个结构复杂的有机体,健康的身体源自体内环境和体外环境相互协调、互相制约和共同作用。人的体温、脉搏、血压有着昼夜的节律,因此人通常都是 Our body is a complex organism. A healthy body originates from the coordination and mutual restraint and interaction between the environment in vivo and the environment in vitro. People’s body temperature, pulse, blood pressure has a circadian rhythm, so people are usually