知识扩展
易混词辨析
patrolled、patrol、guard、watch、monitor
1. patrolled:动词过去式 / 过去分词(“patrol” 的过去式,如 “The police patrolled the street”;过去分词如 “patrolled areas”),侧重 “定期、往返巡查(以维护安全)”;
2. patrol:动词 “巡逻;巡查”(如 “patrol the border”“patrol at night”),名词 “巡逻;巡逻队”(如 “a police patrol”“go on patrol”);
3. guard:动词 “守卫;看守”(侧重 “固定在某地守卫,防止危险”,如 “guard the door”“guard the treasure”),比 patrolled 更侧重 “固定守卫”;
4. watch:动词 “观看;监视;值班”(①观看:“watch TV”;②监视:“watch sb’s movements”;③值班:“watch at night”),比 patrolled 更侧重 “观察”,无 “巡查” 动作;
5. monitor:动词 “监视;监测”(侧重 “通过设备或持续观察监测”,如 “monitor progress”“monitor air quality”),比 patrolled 更侧重 “技术监测”。
cable patrolled
巡线
cable patrolled robot
巡线机器人