| 单词 | echo-ranging |
| 释义 | > as lemmasecho-ranging echo-ranging n. ΚΠ 1961 New Scientist 11 May 304 To point the beam out from the side of the ship (echo-ranging) and tilt it down a few degrees below the horizontal. < 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。