时间:2018-12-24 作者:英语课 分类:新概念英语第四册单词MP3


英语课

  Lesson 38

acidic

adj. 酸的,酸性的

alcohol

n. 酒精

bactericidal

adj. 杀菌的

carbonated

adj. 碳化的,碳酸的

contamination

n. 污染

disinfectant

n. 消毒剂

ethanol

n. 乙醇

intermittent 1

adj. 间歇的,断断续续的

leakage 2

n. 泄漏

methylated

adj. 加入甲醇的

negligible

adj. 可以忽略的,微不足道的

sanitation 3

n. 卫生,卫生设备

sewage

n. 污水

sterilize 4

v. 消毒



1 intermittent
adj.间歇的,断断续续的
  • Did you hear the intermittent sound outside?你听见外面时断时续的声音了吗?
  • In the daytime intermittent rains freshened all the earth.白天里,时断时续地下着雨,使整个大地都生气勃勃了。
2 leakage
n.漏,泄漏;泄漏物;漏出量
  • Large areas of land have been contaminated by the leakage from the nuclear reactor.大片地区都被核反应堆的泄漏物污染了。
  • The continuing leakage is the result of the long crack in the pipe.这根管子上的那一条裂缝致使渗漏不断。
3 sanitation
n.公共卫生,环境卫生,卫生设备
  • The location is exceptionally poor,viewed from the sanitation point.从卫生角度来看,这个地段非常糟糕。
  • Many illnesses are the result,f inadequate sanitation.许多疾病都来源于不健全的卫生设施。
4 sterilize
vt.使不结果实;使绝育;使无效;杀菌,消毒
  • Antiseptic is used to sterilize the skin before giving an injection.杀菌剂被用于在注射前给皮肤消毒。
  • He pricks the blister on his heel with a sterilize needle.他用一根消过毒的针扎破他脚后跟上的水泡。
学英语单词
a line of least resistance
accumulated deformation
acoustic power level
Antine
approved program
aromatic nitroderivatives
avigraph
be cool
Boa Vista, Ilhas
buckeye states
bumpman
charge transfer efficiency
Cladothrix thermophile
compass marking
compressed coated tablet
concentration of tracer
conductive foam
culmorin
dasymetric dot map
disconformable
distance learner
drumble
dual lattice-homomorphism
dye the nail
dynamic-stiffness
economic projectional relation
electronic jet
Eurovision network
expansion device for continuously welded rail
exponential growth rate constant
farm-hand
fasiq
fine space
Friesland, Mount
frugal-innovation
fuel-doubling time
glendaloughs
gonodiospore
gulen
haass
HIDAM
imitation by augmentation
infanodal
instructionsheet
Internet metering
inventivenesses
Ishasha
Isoquinolinium
Jasper County
Legionnaires' disease
linen cupboard
list-directed input/output
liver shock
lookism
M.N.S.
marine bed
maxilloalveolar length
Mercer engine
micoheptin
multisized material
nondiastatic
nourisht
on full cock
Pamphiliidae
paper-tape turing machine
parallel antenna
Parry Islands
phenoxymethylpenicillin
photocauter
photofixation
pitch width
polychromes
poon ya
pre-finishing tooth profile
principle of charge compensation
regular growth
repeatability of wavelength setting
revision test
RuleML
saddle supports for horizontal vessels
sapulpa
sausage-shapes
self setting silicate systems
semiconductor heterostructures
shallowy
slip-slops
stellar spectrum
stephaboline
Stokvis'disease
stop-and-go valve
strontium ethylacetoacetate
susceptibility to failure
suspicions
taurocarbamic acid
the selling party
thermoelectrical inversion
turbine inlet casing
two-tier price
unknown function
unsaturated hydraulic conductivity
Western birch