機器人的構成部分: computer,sensor,actuator 機器人會做的事: weld,inspect, watch over,make map,rescue,explore, track, vacuum, deliver 機器人的種類:human-like robot,robotic dog,life-size robot,robotic snake, factory robot, vacuum bot, robot alarm clock, fetchbot, nanobot, android, spacecraft, robonaut, rover robot, roboticcar, robo-car be designed for... 為......所設計 set out to do sth.著手做某事開始做某事 have trouble (in) doing sth.做某事有困難 現在完成進行時的用法，例如: Researchers at Honda have beenbuilding robots that look and act like humans for more than 15years. what引導的主語從句，例如: What you see on the screen is theresult of movie magic. “do+動詞原形”表示強調，例如: Some robots really do look likepeople, but most don't. “either”在否定句中的用法，例如: Nobody likes to do housework, either.