请输入您要查询的英文单词:

 

单词 filamentless
释义

filamentlessadj.

Origin: Formed within English, by derivation. Etymons: filament n., -less suffix.
Etymology: < filament n. + -less suffix.Previous versions of the OED give the stress as: ˈfilamentless.
Without a filament.
ΘΚΠ
the world > matter > light > artificial light > an artificial light > artificial light defined by light-source > electric light > [adjective] > of other types of electric light
bayonet-capped1904
filamentless1934
prefocused1939
short-arc1955
1934 Amer. Year Bk. 1933 697/2 The demonstration of ‘filamentless’ tubes, not commercially available as yet.
1935 Economist 29 June 1509/2 That way of street lighting was due to the filamentless lamp which they called ‘Osira’.
This entry has not yet been fully updated (first published 1972; most recently modified version published online March 2021).
<
adj.1934
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:2024/12/23 15:16:03