echo

1. N-COUNT An echo is a sound caused by a noise being reflected off a surface such as a wall. 回声

He listened and heard nothing but the echoes of his own voice in the cave. 他听了听，除了自己声音在山洞里的回响什么都没听见。

2. V-I If a sound echoes, it is reflected off a surface and can be heard again after the original sound has stopped. 回响

His feet echoed on the hardwood floor. 他的脚步声在硬木地板上回响着。

3. V-I In a place that echoes, a sound is reflected off a surface, and is repeated after the original sound has stopped. 发出回声

The room echoed. 房间发出了回声。

The corridor echoed with the barking of a dozen dogs. 走廊里回荡着十几条狗的吠声。

4. V-T If you echo someone's words, you repeat them or express agreement with their attitude or opinion. 附和

Their views often echo each other. 他们的见解常常彼此附和。

5. N-COUNT A detail or feature that reminds you of something else can be referred to as an echo. 启示

The accident has echoes of past disasters. 该事故让人想到过去的那些灾难。

6. V-T If one thing echoes another, the first is a copy of a particular detail or feature of the other. 反映

Pinks and beiges were chosen to echo the colours of the ceiling. 粉色和米色被选来反映天花板的那些颜色。

7. V-I If something echoes, it continues to be discussed and remains important or influential in a particular situation or among a particular group of people. 流传

The old fable continues to echo down the centuries. 这一古老的寓言流传了数个世纪。