繞障 obstacle avoidance: 排除故障laser obstacle avoidance sensor: 激光防撞傳感器laser obstacle avoidance system: 激光防撞系統(tǒng)obstacle avoidance laser radar: 激光防撞雷達(dá)obstacle avoidance laser system: 激光防撞系統(tǒng)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯