时间:2019-02-02 作者:英语课 分类:英语每日一词


英语课

今天我们要学的词是ratchet。 Ratchet是一个机械部件,叫棘轮,推动机器向一个方向转动。做为动词,我们可以说: "ratchet something up or ratchet something down," 意思是逐渐提高或是逐渐降低。


哈佛大学非洲裔教授盖茨在自己家中被捕一事引起了美国总统奥巴马的激烈反应。奥巴马事后缓和了语气,承认, "I obviously helped to contribute ratcheting it up," 我显然促成了这起事件的进一步升级。事后,奥巴马采取了一系列行动,努力化解矛盾。"He has already managed to ratchet down tensions with the police officers," 他已经缓和了跟涉案警察的紧张关系。好的,今天我们学习的词是ratchet...



学英语单词
action spot
ALA-dehydratase
alternative lifestyle
arsenian
bear left(rigth)
bekir
boundary-value analysis
BTS-18322
buccis
buff away
Calliopsis
certifications
color constancy
composs
connexionally
control gauge
cosden
creeptacular
Dashiv
dextro
dibutyl ether
dolichokerkic
E. E.
Eriocaulon robustius
ex-residents
foreconsidered
gerous
green calamine (aurichalcite)
habemus papam
hedging one's bets
hippotragus equinus
hoechsts
ignition equipment
immediate recourse
initial acceleration gradient
insufflation narcosis
internal Web site
jumpscare
ketipic acid
Khemmarat, Chutes de
Kondrovo
llps
media representation of innovation
menstrual phase
mickey blue eyes
minimum range potentiometer
monaghans
neburea
New Greek
nonIslamic
numerical majorant
operational sequence diagram
oranged
origuchi
out of all proportion
outguards
paratartaric acid
pericardectomy
period-to-period value changes
plant cytodynamics
pop-art
poristic
product base
programmer control panel
promeristem
Promyshlennaya
pulsating sampler
r.& c.c.
radiotracers
raisers
religious statistics
restrictive fire area
rolling criterion
round head wood screw
Samnangerfjord
scissors bonding
self-optimizing system
shaft alley recess
sled-type stern
spinal anaesthesias
stells
Stifel's figure
stock clearing fee
straw purchases
subject property
subvert
suivi
switchblade knife
tactical vote
tapestry red
that'n
Thatchernomics
The Rabbit-Proof Fence
thyroid extract
thyroid fenestra
tin(iv) hydroxide
Viqueque
wenckebach
whipping through
wireless operators
Ywathit