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
-ern
a one-way street
advance of flood wave
anchored mine
anti-explosion bulkhead stuffing box
anti-trinitarian
array mbiras
bacteria families
baloon
bank-certified cheque
brazing-ability test
Cantlie's foot tetter
carotenoid band shift
channel sensitivity
Chinese zodiac
cholent
cium
client support
clip file
common basil
Coorg
court-customary
design for maintainability
diced cartilage graft
digital enterprise
discarded site
diver's equipment
electret capacitor microphone
electric-car line
fairgoer
find sth difficult
finished parts
flaoeytometer
flexible bellows joint
forfalture
fraeneulum
galvanized steel plate
Gauerstadt
general attorney
head voice
hematine
hieracium aurantiacums
household survey
humdingas
hybrid orbital
hydrargyri subchloridum
Inneline
institutional framework
light-gauge steel section
lowering and lifting test
lyrie
meltgrowth
Milori
non-flammable property
noviembre
oligostilbenes
openshaw
opeway
osteomarker
paper over the cracks
phased array instrumentation radar
physiognomers
pneumatic-brake
pronenesses
Protea cynaroides
pyrimidine-5'-nucleotidase(P5'N)
quantivalenc
radial link
rain factor
rape butterfly
recheck test
reduced equation
retired list
rotundifolius
scouting interval
setting rule
shudder at the sight of
skirts around
snort
SOS chromotest
space-born metric camera
spherical representation
sphyrna lewini
spread news
Stannington
stdiobuf
sternfeld
taeniae pontis
take something lying down
thermal equilibration
thomasinas
total thickness
traffic class
traffic ticket
tranquillizers
trimethylhydroquinone
turbocapitalism
unhandcuffing
Uricult
vent score
weathertightness
Welbury