时间:2019-02-02 作者:英语课 分类:英语单词荟萃


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
alkoxyalcohol
all round advance
Ambrosiozyma
amount in figures
an ambulance chaser
anakin
arteriae spinalis anterior
autocarpous fruit
be ripped
behavior equation
berchemia fenchifuensis
bioderived
Burguillo, Embalse de
byhearted
carbonnitrogen cycle
Chirkata
chowpatti
Compsoganthus
continuous centrifuge
contusing
cranie
cream meal
cutting shoe of caisson
damnableness
Diethyphen
dye transfer film
eastern subterranean termite
echinatine
elan-vital
eternal night
ftagmentation bomb
genus Santalum
ghost nipper
handy talkie
hepaticolor
huntering-gathering
hurly-burlies
imaginary exponent
infanteers
intramucosal
intratransaction
katahermometer
lay up someone
leuko-(leuco-)
lie-by
magnetic rubber
malile
Melchizedeks
meso method
methadones
multi-stage fan
negotiable certificates of deposit (ncd)
neutron-rich nuclide
nodular pig iron
nonbonding orbital
npo body
ocean monitoring
Ochlocknee
orphaned
outside screw non-bonnet
p-adic absolute value
perform onstage
piezo electricity
polystryrene varnish
pond bald cypress
possibilisms
potent
preheating flame
pretreatment of hot metal
Progestasert
prolongued
prophetize
protonated complex
purmenade
r.o.b.
re-sentences
remote-reading instrument
rhamnulose
rig-bone
Saipem
San Luca
scoring device
self-organizing network
separated joint owner
separator thruput
sinigrin
smooth acceleration
spotted slates(shales)
stygobiont
superzone
surge tank with cooling coil
surveillance sonar
syndrome differentiation of spleen and stomach
tank roof cave
Till, River
tool-coordinate system
u.s.t.a
uncompahgrite
urethroscopy
vane-type pump
wardrobe malfunctions
Window.