音标:['reidә] ; 柯林斯词典等级:2 级;
n. 雷达, 无线电探测器
[计] 雷达图
n. measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
词型变化:名词复数形式 : radars
考试类型:[四级/六级/考研/托福/IELTS]
词性分布:
名词100%

radar的用法和样例:

例句

用作名词(n.)
  1. There are enemy aircraft on the radar screen.雷达萤屏上出现了敌人的飞机。
  2. They plotted aircraft movements by radar.他们借雷达标示飞机的动向。

常见句型

用作名词(n.)
  1. The ship, with the help of radar, sailed in thick fog.这艘船借助于雷达在浓雾中航行。
  2. They are following the flight of an aircraft by radar.他们正在用雷达追踪一架飞机的飞行。
  3. Enemy ships were detected on the radar.敌舰的影像已显现在雷达上。

词汇搭配

用作名词 (n.)
形容词+~
  • early-warning radar预警雷达
  • marine radar船用雷达
~+名词
  • radar beacon〔bombing, control, installation〕雷达信标〔轰炸,控制,装置〕
  • radar fence〔scope, screen〕雷达警戒网〔显示器,荧光屏〕
介词+~
  • by〔on〕 radar用雷达
【近义词】

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学英语单词
a millstone round one's neck
Achucarro's stain
addlemon
airbag
aminobenzene-sulphonamido-thiazole
angiographic apparatus
Asplenium adiantum
asplenium capillipes mak.
associate
belt driven type
big shoulders
bounded existential quantifier
breadth maximum
caoutchouc
cat block
chain-drive mechanism
Chinese wax gourd
ciclesonide
collective economy
conserved name
contr
Coulter counter
cruddles
current dollar accounting
CWIS
data telex telephone service
diode forward impedance
document lifecycle
drollers
DSDDT
electric conductivity meter
electrophoresis scanner
externalities
federal unemployment tax act
Fissistigma tungfangense
flood subsidence
Francic
general degrees of readiness
general haulage
genital sinus
graph database
guanidino-acetic acid
hand remover lever
harappans
Hartshill
hydroxyindol(e)
information preserving coding
intelligent building
irradiation test loop
Japhethic
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kolp
Krushevo
lye-pot
magnesium dust
max (maximum)
medially
men's crown
mesoplasts
Mirzāpur-Vindhyāchal
mixed initiative interaction
morbus professionalis
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Neritina violacea
nonenhancing
nonpersistent pesticide
open-loop numerical control system
out-of-left-field
para-influenzal
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penuriousness
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plastic transistor
power fault restart
power on time
put somebody's back up
pykle
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Ruiz
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Sobolev space
static application
stick to your last
storage access counter
surface-to-surface (ss)
Tabayoo, Mt.
tail-boards
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two-phase lock
unidentified
Unita
vernier
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Wildspitze
witness in wedding
write timeout counter
zymbal's gland