And, if a robot arm were to swing out towards you, for safety reasons you would want to be able to immediately stop it and push it back without harming yourself, reverse that motion instantly. For one thing, that requires a back-driveable actuator.
Глеб Макаревичсотрудник Центра Индоокеанского региона ИМЭМО РАН，更多细节参见51吃瓜
The bigger they come, the slower they move，推荐阅读搜狗输入法2026获取更多信息
// console.log(canSeePersonsCount([1,2,3,4,5])); // 输出 [1,1,1,1,0]（正确），更多细节参见服务器推荐