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
accounting treatment
Agnon, Shmuel Yosef
air-cooled engine
aluminum siding
ambulance aeroplane
antiketogenic hormone
ascarite
Aspergillus terreus
atrex
batch management
bed-occupancy
bog rush
bombogenesis
briquetting coal
career-long
carte
centimetre-gram-second electrostatic system
certain price
chain stay
combustion furnace
creeping up on you
crossover tee
Croton euryphyllus
cyberrevolution
date finger
deck-operated cargo oil valve
delgiorno
deposit in lieu of bond
diastasis cordis
Dioscorides's granules
diplacusis binauralis echoica
drop sharly
East Taunton
equipartition time
fissidens crispulus
flare-up lamp
flexible print circuit
formula
fractional error
gram.
growth mechanism
Guaje, Llano de
hoist the flag at half-mast
hookeri
hydraulic whipstock
incorrectnesses
inja
inserted liner
isepamicin
Japanese sea lion
Karsh, Yousuf
lindered
lipsync
machine translation algorithm
mass gaining star
mesome
momentary interruption
Muligudje
mycobocterium smegmatis
named insured
nation railroad man
negative correlations
neoprene synthetic rubber
nickle-cadmium cell
noun group case
NUCULANOIDEA
o/w emulsion
ofthes
one finger salute
pire
Planonephraceae
polystichum hancockii(hance)diels
powdery tin skimmings
pozzolanic admixture
pressure-plotting
protecidin
Pseudotsuga wilsoniana
pyrolatry
ragdolls
rdas
retaining screw
ring scale fungus
self discharging ship
shadow-ripple
shield(ing) cooling system
Shiunji
sine divider
single-line whips
slotted link motion
SOBT
soccer-kits
supernickel alloy
supporting efficiency
tenisons
total contact ratio
total shipping income
transgenderize
two-way set-associative architecture
unaccent
Up and In
vinfen
welded on head