Warning: file_put_contents(): Only 0 of 6039 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/201990.com/index.php on line 55 random walk英英字典_random walk剑桥英语解释_random walk柯林斯英文解释_耀久九英英词典
1. N a mathematical model used to describe physical processes, such as diffusion, in which a particle moves in straight-line steps of constant length but random direction 隨機遊動