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
Aconitum elliotii
acs(american chemical society)
AFDH
Aftonian Interglacial Stage
Agrostis eriolepis
annihilation gamma quantum
antivectorial
apex downwards
Arilje
arothron nigropunctatus
associated costs
asteistic
at the library
bacteriotoxin
Baha'i Faith
Bi and Bi
bodypaintings
bring home to someone
broadside ballad
caryatids
chalcididan
construction drawing design
corned beef hashes
cracked length
cresc.
cyanoacetylene (hc2cn)
darias
deferred junction
defocuses
Dehydropodophyllotoxln
e-vouchers
ecodefense
endogenous asthma
expanded steel packing element
farma
fission reactor
fissurae
floating-charge
flood-diversion project
frontal apron-pain
genus simuliums
Gerstungen
gorgonin
haftanin
headshot
heavy shirting
helicitic texture
heterocarpus hayashi
hours of labour
house-trainings
impulse phase-locked loop
in possession
interruption acknowledge
Kinsey, Alfred Charles
late replicating X chromosome
lock-in lock-out submersible
micro-holograph
minimum current interrupting rating
misdistribute
mistuned bladed disk
monetarizes
money launderings
non-standard speeches
nonprice
orbitar
parnassi
Païta, Circonscription de
percurrent
pipe filter
platinum resistance temperature sensor
pointer array
predigesting
proft
quater-cousin
Rajadell
relocating loader
Reposans
roller flag
Rosenmuller's glands
secondary grain
shallow-sea sediment
silly billies
Sir William Gerald Golding
slight skewness
slogging
soda pulp
someone is going places
sorgi
special examination fees
sphygmic period
spider wheel
spirit-stirring
spodography
standing
submarine oiler
Theravim
Tironian note
title deed for land
tube milling
virtual paging
working pendulum