1. 回馈：成立之初,取名"回馈"(Feedback),后来改为"The Hype". 最后定名为-"U2"!10年来,U2的阵容一直没变,4位成员的配搭无懈可击. 主音Bono激扬妖气的唱腔,Edge急剧飞弛的吉他,Adem富有灵气的贝司,Larry独一无二的鼓击,这一切一切都源自于U2十多年来成员之间的真挚友谊之中......

2. 信息反馈：要求学生随机运用已掌握的语言来完成口语任务,有三大根本理由:口语练习活动给学生提供了演练(Rehearsal)的机会,使学生得到用外语进行交际的真实感受;口语练习活动给教师和学生都提供了信息反馈(Feedback),从而使教学相长;很多口语任务本身妙趣横生,

3. feedback：f; 反馈，回授

1. 反馈;反应
If you get feedback on your work or progress, someone tells you how well or badly you are doing, and how you could improve. If you get good feedback you have worked or performed well.

e.g. Continue to ask for feedback on your work...
继续征求对你的工作的反馈意见。
e.g. I was getting great feedback from my boss.
老板对我的评价很高。

2. (电器设备的)反馈噪音
Feedback is the unpleasant high-pitched sound produced by a piece of electrical equipment when part of the signal that comes out goes back into it.

noun

1. response to an inquiry or experiment

2. the process in which part of the output of a system is returned to its input in order to regulate its further output