Level 3 · word 2,541 of 20,000
echo
/ˈekoʊ/
American

- n. 回声
- v. 发出回声, 重复
- Definition
- n. a sound that is reflected and heard again
- v. to produce an echo, or repeat what someone else said
- Example
- His voice made an echo inside the empty cave.
- 他的声音在空荡荡的洞穴里回响。