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
Aculeata
airscrew engine
alfred north whiteheads
amount of shipping water
army aircraft
bed-post
broad leaved tree
Bute, Island of
clear to taxi
craigar
cresylene
crudely
crystal earphone
dindevan
doppler beat frequency
Draba oreades
duboc
dynamic characters
early cultivation
encephaloradiculitis
extratubal
FARET
flava-
flowed energy
freeingly
genus monodons
get the gaff
Goeldi's monkeys
hauspie
Haydon Bridge
hepatomanometry
Hetaeria elongata
high tider
Hilbert basis theorem
HO Head Office
honey combing
hospital sore-throat
hypericum nakamurae
icajine
inductance type strain gage
industrial control push button
inner law
leucolysis
Limnanthemum nymphoides
mamsahib
maritime aviation meteorology
maximal filter
Mayson L.
mechanical vector
mobile belt conveyor
moulded resin
multi-unit machine
Muromachi period
nidulate
non-infringing
non-point
nude gauge
oblique rectangular parallelopiped
Open Office XML
order Plecoptera
out box
over-the-horizon propagation
p-ourayite
PAF (price adjustment formula)
partialbirth
personal communicator
pilot run
pimps
political action committees
Prestwick Airport
Ramingstein
rate of heat transfer
relational document
respiratory stimulants
rolled fillet
saddle-key
scherzos
sedentary soil
semicanalis musculi tensoris tympani
shell expansion recorder
Shirase Basin
shrunk-and-peened flange
simple source
single-row snap ring ball bearing with shield
skelett
slipperish
stand by power supply
static magnification
super delegates
tangana
terastor
the Health and Safety Executive
thermotropic liquid crystalline polymer
three-petalled
time synchronization problem
vibration isolation mounting
vicomtesse
voltage-regulation curve
walkback
What month is next month
wingshelter
wordform