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
a whale of a
adhesive dissolving tank
ageing-resistant grease
Almenara
Amdassa
apostilb international
approximate reasoning
Archer City
aromatic polysulphonamide fibre
asbc
attalids
auger injected pile
bar-shear
basic borrow privilege
biometric reader
blue diaper
buy-programs
coasts
concrete texture curing machine
convitious
core logging
crapitalists
cuesta scarp
depilated hide
discussion on ceramics
driver's tool
dysplasia of rib
Efco-Northrup furnace
El Piquete
elastances
envelope barrier
excess-electron
excitation interference
F. C. R.
favours
focus report
format procedure
fritillaria roylei
glod
gravimetric unit
guaranty saving bank
hamshackled
have rats in the loft
inbreaking
Indong
isopto-eserine
Kamiyaku
Katav-Ivanovsk
kellogg briand pact
latch gear
Leptictidae
lifeboat marking
lives up
male schistosomiais
Mata ebenos
meowling
Microantigorite
mud press
muddly
multiple use card
Nazιmiye
neat gasoline
neutrophil
Nursery-line
odrich
onia
ovario-abdominal pregnancy
perfuming cosmetic
plain points
poreforming
pretentorina
product comparison
protective embankment
psychological skill training
public wharf
purple gentian
reasonable care
relation of betweenness
rjh
scavenge belt
sedenes
sidestreet
sit-upon
skiving machine
slash-sawing
Slavonice
speed gun
St Bernard
standard modular system of package
sylvestren
technical equation
Thea japonica
transverse stereographic projection
unit society
upper door sash
uromyces cellicarpae
verticillate phyllotaxy
waste disposal building
water jacket safety valve
weak extension
zinko