Message book

1、IP地址（Internet Protocol Address）是互联网上用于识别设备的数字地址。

　　The 5000m event requires extremely high physical fitness of athletes. From a physiological point of view, to achieve a championship pace, the cardiorespiratory function must be strong enough to provide sufficient oxygen to the body, and the muscle strength and endurance must also be able to withstand the pressure of high-speed running. At the same time, excellent rhythm and speed distribution ability are also key. World champions are often able to skillfully distribute their physical strength in the game, maintaining a steady pace in the early stages, and then standing out with their strong sprinting ability in the later stages.

3、IP地址通常分为两种类型：IPv4和IPv6。

5000m world champion pace: The ultimate in speed and endurance is reflected in the track and field arena, and the 5000m event has always been a challenge that perfectly blends speed and endurance. The 5000m world championship pace represents the top level of human beings at this distance, attracting countless runners to explore and pursue. How fast is the pace of the 5000m world champion? At the age of 33...