A therapist begins with a brief introduction showing what the robot can do-here's how the head and arms move, how the bubble blower works.
治疗师首先做简短介绍，展示机器人能做什么——介绍其头部和手臂如何移动，泡泡吹管如何作业。
2
The world's central bankers understand, even if the congressman doesn't, that the Fed didn't use the powers that it had to head off the bubble and bust of 2000 or 2007.