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1·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。《柯林斯英汉双解大词典》

2·The echoes must have disguised the voice.

回声一定掩盖了声音。

3·They analyze the echoes, how the waves bounce back.

他们分析回声，以及波是如何反弹回来的。

4·She called to Peter and John and Michael, and got only mocking echoes in reply.

她呼唤彼得、约翰和迈克尔，得到的只是嘲笑的回音。

5·So the bat sends out these pulses, very focused bursts of sound, and echoes bounce back.

所以蝙蝠发出这些脉冲，一种非常集中的声波，然后回声就会反弹回来。

6·Echolocation is pretty self-explanatory; using echoes reflected by sound waves to locate things.

回声定位是比较不解自明的；利用声波反射的回声来定位物体。

7·He tried it; but in the darkness the distant echoes sounded so hideously that he tried it no more.

他试过，但是在黑暗中，远处的回声听起来是那么可怕，所以他不再去试它了。

8·So, the echoes from a tree are going to a mass of chaotic acoustic reflections, not like the echo from a moth.

所以，树的回声会是一团混乱的声波反射，而不像飞蛾的回声那样。

9·Their bundle of characteristics echoes the ceaseless curiosity and willingness to take risks noted by other experts.

他们的一系列特征与其他专家指出的无休止的好奇心和冒险意愿相呼应。

10·This picture echoes an old Chinese poem: Sharp edge of a sword comes out from grinding, and plum blossom's fragrance comes from the bitter cold.

这张照片和一首中国古诗产生了共鸣：宝剑锋从磨砺出，梅花香自苦寒来。

回声

1·Echolocation is pretty self-explanatory; using echoes reflected by sound waves to locate things.

回声定位是比较不解自明的；利用声波反射的回声来定位物体。

2·He tried it; but in the darkness the distant echoes sounded so hideously that he tried it no more.

他试过，但是在黑暗中，远处的回声听起来是那么可怕，所以他不再去试它了。

3·So, the echoes from a tree are going to a mass of chaotic acoustic reflections, not like the echo from a moth.

所以，树的回声会是一团混乱的声波反射，而不像飞蛾的回声那样。

4·In this process of transmission and reflection, the sounds are changed, and the changes in the echoes enable the bat to perceive features of the target.

在这个传递和反射的过程中，声音发生了变化，回声的变化使蝙蝠能够感知到目标的特征。

5·Anyway, as I were saying, by analyzing these echoes, the bat can determine, say, if there is wall in a cave that it needs to avoid, and how far away it is.

总之，就像我刚才讲的，通过分析这些回声，蝙蝠可以确定，比如说，洞穴里是否有需要避开的墙壁，以及它的距离有多远。

反响

1·A WEEK after the arrest of Ratko Mladic, the echoes of those who instantly predicted all things bright and beautiful for the Balkans are dying away.

在逮捕姆拉迪奇一星期后，该事件引起的反响正逐渐退去。本来人们在姆拉迪奇逮捕之初预测这将会给巴尔干带来光明美好的前景。

2·WEEK after the arrest of Ratko Mladic, the echoes of those who instantly predicted all things bright and beautiful for the Balkans are dying away.

在逮捕姆拉迪奇一星期后，该事件引起的反响正逐渐退去。本来人们在姆拉迪奇逮捕之初预测这将会给巴尔干带来光明美好的前景。

3·Thiss case has aroused echoes throughout the country, with more and more people following its lead, but ideas about it vary widely.

这个事件在全国产生了反响，越来越多的人开始关注它，但有关的看法却有很大的不同。

4·This case has aroused echoes throughout the country, with more and more people following its lead, but ideas about it vary widely.

这个事件在全国产生了反响，越来越多的人开始关注它，但有关的看法却有很大的不同。

5·This case has aroused echoes throughout the country with more and more people following its lead, but ideas about it vary widely.

随着越来越多的人加入它的行列，这一事件已经在全国引起了巨大反响。

共鸣

1·This picture echoes an old Chinese poem: Sharp edge of a sword comes out from grinding, and plum blossom's fragrance comes from the bitter cold.

这张照片和一首中国古诗产生了共鸣：宝剑锋从磨砺出，梅花香自苦寒来。

2·But there are echoes too of the difficulties the US and its Allies face now.

但是现在在美国跟他的同盟国所面对的困难上也有一些共鸣。

3·This time Mr Humala's pitch is more moderate, with echoes of Lula.

这次，乌玛拉先生的姿态要温和得多，而且得到了鲁拉的共鸣。

4·The award is as much recognition of that ground-breaking quartet as of the new book, which has so many echoes of its forerunners.

这部最新作品所获的殊荣实际上也就是对他四部小说的成就给予了同样的肯定，因为它与作家的前三部小说有着如此之多的共鸣。

5·Mother Teresa had it right when she said, Kind words can be short and easy to speak, but their echoes are truly endless.

特雷莎修女赋予言语权利当她说道：“和蔼的话语可能是简短和易于表达，但是它们引发的共鸣却是无止境的。”

(1)radar echo雷达回波

(1)echo cancellation回波消除

(1)ultrasonic echo超声回波；超声回声

(1)echo sounder回声测深器

(1)flaw echo缺陷回波；缺陷的回波信号；缺陷回声

(1)echo effect回声效应；回音效果