| 单词 | echo-detection |
| 释义 | > as lemmasecho-detection echo-detection n. ΚΠ 1947 J. G. Crowther & R. Whiddington Sci. at War iv. 156 The numerous break-downs in service almost caused the use of the echo-detection to be dropped by the Navy. < as lemmas |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。