n. 真空, 真空状态, 真空度, 空洞, 真空装置, 真空吸尘器, 空虚
n the absence of matter
n an empty area or space
n a region that is devoid of matter
n an electrical home appliance that cleans by suction
v clean with a vacuum cleaner

vacuum的用法和样例:

例句

用作名词(n.)
  1. The food is kept in the absolute vacuum.这食物保存在绝对真空中。
  2. I bought a vacuum yesterday.昨天我买了个真空吸尘器。
  3. His wife's death left him a vacuum in his life.他妻子的去世使他的生活变得空虚。
用作形容词(adj.)
  1. These're vacuum controls.这是些真空控制装置。
用作动词(v.)
  1. Please vacuum the carpets after the breakfast.早饭后请用吸尘器清扫下地毯。
  2. I moved the chairs back so that I could start vacuuming.我将一把把椅子移开,以便开始吸尘打扫。

常见句型

用作名词(n.)
  1. Sound waves cannot travel through a vacuum.声波不能在真空中传播。
  2. I mean to buy a vacuum next month.下个月我打算买一台真空吸尘器。
  3. His resignation has left a power vacuum at the head of the party.他的辞职使得该党的领导位置出现了权力真空。
  4. His wife's death left a vacuum in his life.他妻子的去世使他的生活变得空虚。

词汇搭配

用作名词 (n.)
动词+~
  • fill a vacuum填补真空
  • produce〔create, cause〕 a vacuum产生〔制造〕真空
形容词+~
  • low〔rough〕 vacuum低真空
  • fine〔high, perfect〕 vacuum高真空
【近义词】

Section C Great Ideas Some of the most important inventions of the past 2,000 years may surprise you. Want to get rich? Become famous? You don't have to be a film star or a basketball player or a musi

发表于:2018-12-29 / 阅读(205) / 评论(0) 分类 新视野大学英语读写教程(1)
学英语单词
Aimoin
Aldissian
amateur night
ammonius
amtimonous sulfide
Arkansas stone
atoll fruit dove
axis of spirit level
base transversion
by eye
caproic acid methyl ester
centrolenids
checkrower
chlorophenoxamide
composite tax rate
compound transposition
conceptual framework
coolant duct
CORBULIDAE
correction filter
COSGROVE
coupled modes
Courlandish
dacryocystalgia
date stamp
DDTA
device control cell
digesting
draw rollers
elgivas
eomoropid
epidemic parotitis
expel air
film tension
frigid zone meteorology
get the jump on sb
giant fern
gladstone bag
grossularious
haoqin qingdan decoction
Harlösa
hierarchised
Hoppstädten
housekeeping operation
in the rings
initiating process
insulamine
inuits
invail
jade-stone
Japan Broadcasting Corporation
Lamina superficialis
ligamenta costotransversarium laterale
linear convergence rate
lowering of amplitude
manganese(ii) trimetaphosphate
moo goo gai pans
Moulins-Engilbert
moving averages
Mukoba
network limiter
oolong
order Mycelia Sterilia
organocation
oxalis acetosellas
Passiflora altebilobata
patently
pebble paving
production for merchandise
professional standards
purple-veined
pyrolysis chamber
reincarnating
return bar
RSA Security
rubberlike compound
runner seal ring
scholastic agency
semianatomic tooth
service form
Shizuoka
slavsky
snow sky
special exemption
squooshily
statistical date
steady-state flow
stilgoe
straight line capacity condenser
such a
talleyrand-perigords
tempt fates
the six draft readings
thiazolinium compounds
tidal current survey system
to reach an agreement
torsion type rate gyro
underdevelopedness
unroast
vasoactive lung polypeptide
wachowskis
xestia flavilinea