请输入您要查询的英文单词:

 

单词 gunner's pendulum
释义

> as lemmas

gunner's pendulum
gunner's pendulum n. (see quot.).
ΘΚΠ
the world > time > instruments for measuring time > [noun] > timer or chronograph
stop-watch1740
time marker1835
time recorder1836
hourglass1852
time clock1857
time lock1858
egg-glass1867
chronograph1868
egg-timer1869
timer1869
gunner's pendulum1876
time switch1884
chess-clock1905
phototimer1942
pinger1950
shot clock1967
1876 G. E. Voyle Mil. Dict. (ed. 3) Pendulum, Gunner's—consists of an upright frame of wood, having a cross-arm attached to it, from which a pendulum is suspended, vibrating seconds..It is used to measure the time of flight of a mortar shell.
extracted from gunnern.
<
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:2024/9/21 8:32:20