二氧化碳保护焊

CHAPTER TWO Reading POLLUTUO FIGHTERS [00:09.90]Judy is collecting some facts for a class project on pollution. [00:18.44]She is interviewing Doctor Ray,a scientist,about trees. [00:27.51]Judy:Why are you so interested in trees,Doctor Ray? [00:38.16]

发表于:2018-12-01 / 阅读(370) / 评论(0) 分类 上海牛津初中英语八年级

Unit 8 [00:02.90]Save Your World!What Is Garbage?Garbage is everything that you throw away. [00:13.06]What do we do with garbage?We bury or burn most garbage. [00:19.54]Burying garbage is quick and easy but uses a lot of land. [00:26.07]Most land nea

发表于:2018-12-17 / 阅读(188) / 评论(0) 分类 河北加拿大版初中英语读物

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

发表于:2019-01-03 / 阅读(49) / 评论(0) 分类 VOA2004(下)--健康科技

唐顿庄园第一季第四集_2 [INT. KITCHENS - DAY] ANNA Ugh. MRS PATMORE You've got a cold, I want you out of here. MRS HUGHES Anna, there you are. You know I'm out tonight, because I don't want to come home to any surprises. MRS PATMORE (laughs)

发表于:2019-01-29 / 阅读(347) / 评论(0) 分类 唐顿庄园第一季

AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have

发表于:2019-01-30 / 阅读(71) / 评论(0) 分类 农业与发展

Drivers in the eastern United States may soon start paying for the pollution made by their motor vehicles. Nine eastern states and Washington, D.C. are launching a system of pricing the carbon dioxide produced from burning gasoline and diesel fuel. M

发表于:2019-02-14 / 阅读(55) / 评论(0) 分类 2019年VOA慢速英语(一)月
学英语单词
17-Hydroxypregnenolone
advance wire
antiepileptogenesis
Artiodactyla
bad tongue
banyan days
bituminated
blue-talc (penninite)
casemods
census information
centry
chremistica ochracea
Citrus hongheensis YLDL.
cmdlets
college men
condensing vapour film
coolant recirculation pump
current step
curved arch
custumaries
deuteronomies
DirectSound
Donchian Channels
driving point impedance
expressive styles
fixation of the dye
flame holder
forepressure tolerance
friability
fustily
gas-producer
gave off
generation of data group
genetic markers
Giulio de' Medici
gliding time
go on the air
going concern assumption
Haight-Ashbury
hatching method
host-pyrolite
isolated junction type sheathed thermocouple
jalaric acid
leuconid
Lippenhuizen
Lithocarpus glaber
market audit
maximum vtol weight (mvw)
metal scavenger
Mexican typhus
modelizations
morphou b.
NEACP
noncorporate
nonplanar wave
nonredundant
oil packing
on practice
orthopyroxenite
osteitis fungosa
overcalculating
oversell
oxidation-reduction cycle
Panwǒlto
pasty propellant rocket engine,pasty propellant rocket motor
pelrinone
perfect fifth
person to person
phosphoriser
photovoltages
Pogonatum
power-on self test
Pratt truss
refrigerating machinery certificate
S. E. D.
scrab
sengo
shit Twinkies
short-range air-defense complex
silex glass
spaceframes
speech channel
St-Martin (Sint Maarten)
stake sb to sth
steam propulsion
steam water ejector
stfandom
stink bugs
strappingly
supplementary fired combined cycle unit
sweat bullets
Swertia pseudochinensis
system time code word
Sφllested
time charterer
tolylmercaptan
towing pass
traverse table mapping
Venae metacarpales dorsales
water-whistle sound
western gray squirrel
widegrip pushup