英汉解释

vt. 反射；重复
vi. 随声附和；发出回声
n. 回音；效仿

同义词

n. replication，reverberation，sound reflection
v. recall，repeat，resound，reverberate

参考例句

1. The big ball echoes the faintest sounds.
最微小的声音在这大厅里也会产生回响。
2. Many network protocols support an echo protocol.
许多网路协定支援回应协定。
3. The reflected sound causes reverberation or echo.
反射的声浪，会造成混响或回音。

英英解释

n.
  1. the persistence of a sound after its source has stopped
  2. (Greek mythology) a nymph who was spurned by Narcissus and pined away until only her voice remained
  3. a reply that repeats what has just been said
v.
  1. to say again or imitate
  2. ring or echo with sound
  3. call to mind

网络释义

echo
回声; 回音; 共识; 回声，反射;
Echo melody
旋律的回响 试听; 旋律的回响; 旋律的迴响; 旋律购乐学的回响;
echo sounder
回声测深仪; 回声探测仪回声测深仪; 回音测深器; 回声测深器;
PAN Echo
回波; （回波） 飇 A签坫?;
echo suppressor
回波抑制器; 反射波抑制器; 回声抑制器; 回音抑制器;