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
achieve an end
adjustable ruler
after service export
amateur forecast
anthostrobiloid
anticancers
Armenoids
arwalds
atrophic thrombosis
back-end surfaces
Baler B.
broad ligaments (uterus)
bushbucks
cage pocket
caiman crocodilus
Caleta Clarencia
certainty equivalency principle
Chievitz layer
chloroplast genome
clipping constant
Coal Hill
compactly generated group
composite optical communication conductor
compression period
computerized branch exchange
crash waggon
curvilineal tile
cut up the links among departments and regions
DEN-1
denationalisation
development section
discharge liability
dispreaded
early phage
economic aid
epileptol
ernsts
ethoxalyl-
field lenses
foeniculaceus
functional fault
gnomology
gouch off
Guillemont
gypsum type
hedgehog crystals
Herodas
Hexopyrrolate
hilus tuberculosis
hydraulic pumps
i-truked
induellar
instinct of imitation
leiomyoma of kidney
longitudinal load
lysso-
mercruy thiocyanate
mesaticephalous
metabolus babai
meterod
microhomolog
munnell
nitroes
nmps
no better than one ought to be
norwegian trough
operational maintenance
overhead conductor
plant cost
polrvinyl
pretextatized
producorial
pseudoexophthalmos
rapidly progressing glomerulonephritis
real-time chatting
reflection migrating
relativistic covariance
Road-crown
rugovo warriors dance (yugoslavia)
scoles
sheared connector
side vane
silver-constantan thermocouple
skew frequency distribution
sleev
snowmobilists
sound absorbing
standardized outdoor advertising
Sterling Run
summer lubricating oil
Swansea Bay
sydney harbour bridge
taos
tartar sauces
tax-dodger
the United States Virgin Islands
thrombocytopathic
transcript card
tricuspid valve incompetence
ureidosuccinic acid
von Arx current meter
white baneberries