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
access service
acid weigher
Ackermann steering
analog data sink
angle of pubis
auto convection
be swell
behavio(u)ral trait
Benzacyl
carpetbaggery
carrierrocket
cataract lens
CATCHBP
cause disaster
chain and barrel
classical guitarists
coinherence
compacting machine
Cooper's irritable breast
cyanotic congenital malformation
cyclohiximide
D-glycero-D-guloheptulose
denaturing gradient polyacrylamide gel
dermatitis verrucosa
didns
discharge coefficient for orifice
disunities
Donskoy
economic vitality
ECSW (extended channel status word)
embread
emergency reservoir
end organs
ext
five-o'clock shadow
foramen (pl. -mina)
form rollers
fugitivity
give effect to
grapeless
high precision probe and its system
i.a.a.f
iconic representation
impolitick
incorporeality
inescapably
itlls
Kampinda
lateral plate
Lisetta
Lofia
long sweep ell
Lähden
mammogramme
manly beach
match sticks
mechanics of closed die forging
merkels
metal-al2o3-oxide-semicon-ductor field effect transistor
Molina loss
monotonic quiet
nither
non-farming population
non-piston-like displacement
orange tip
Orontes R.
oz t
part time job
pharyngeal pad
phenyl magnesium halide
phreatic gas
PO'd
postcava
Pozo Negro
Principality of Wales
privatisations
pulse-amplitude analysis
pyrimidine analogue
quahog
quota management
random effect model
realistic scale
rise and fall clause
ritenuto
seera
sky-lit
stereophone reception
stric
substitute t-ratio
synchysite-(Nd)
theory of political economy
thyrohyoid arch
turnmeter
unscabbard
upperclass
wall-bracket
Ward, Artemus
wire fate items
wye-delta power
xih
yanbu
yuppie disease