HRVO的全称：Hemi-Central Retinal Vein Occlusion (eye disorder) | 中文意思：───视网膜中央静脉阻塞半(眼部疾患)
HRVO的全称：Hybrid Reciprocal Velocity Obstacles (robotics) | 中文意思：───混合速度倒数障碍(机器人)
