请输入您要查询的英文单词:

 

单词 df
释义

> as lemmas

D.F.
D.F. n. direction(al) finding.
ΘΠ
the world > space > direction > [noun] > finding direction > device for finding direction
orientator1844
locator1904
direction-finder1913
D.F.1920
1920 Year Bk. Wireless Telegr. 946 If the ship is equipped with D.F. apparatus every wireless station becomes a beacon on which a bearing can be taken.
1940 C. Gardner A.A.S.F. 66 They'd managed to get Fécamp radio station shut down, so that German aircraft could no longer take D.F. bearings from it.
extracted from Dn.
<
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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/3 19:07:11