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This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(三)月

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(357) / 评论(0) 分类 2017年VOA慢速英语(六)月

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(73) / 评论(0) 分类 Scientific American(四)月

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(87) / 评论(0) 分类 VOA标准英语2010年(一月)

RABAT, Dec. 26 (Xinhua) -- The Moroccan national team coach Rachid Taoussi announced Wednesday the squad for the finals of the African Cup of Nations (ACN-2013) in South Africa from January 19 to February 10. Taoussi left out Queens Park Rangers forw

发表于:2019-02-08 / 阅读(80) / 评论(0) 分类 英语新闻
学英语单词
aerated lagoon
amplitude of convergence
anhydrous silicate
anthracene violet
archivum
armored bulkhead
arrector
arrest record
Biotertussin
bis-ethyl xanthogen disulfide
blasting technology
burnisher dege
C1inh
carnons
carnosinuria
Chiraq
conical hat
coupling science to production
critical quenching rate
cutter lifting
cytophotometer
dichotomous branch
differential respirometer
discrete fluid
disk fast spiral
ear-catching
engineering assembly parts list
extract ventilator
fiberglass reinforced
foul-tongued
free-convection factor
gawking
genmaicha
genus aythyas
geodispersal
glacking
grasscycled
half-translocation (herskowitz & muller 1953)
helpster
hertel
high Reynolds number wind tunnel
histogrammes
HRNA
hypoactive
in the eighties
inactivated tissue culture vaccine
inversion of pair
isomorphous alloy
julie andrews
Kwakwani
LAAC
lespedeza spp.
lithium-ion battery
long-beard
look over sth
Lystrosauridae
malawi kwachas
malt flavo(u)r
middleweight threads
moralizes
multi deck bridge
nodosa ophthalmia
Nykvarn
OR (output register)
out set
overall statistical survey
package outline drawing
partial enclosure
per capita expenditure
peripeteias
pernambuco woods
persistent form
Pharbitis indica
pleso
printing machine
projecting pier
quotabilities
right of subrogation
Salsola micranthera
Sathmar Swabian
scalene obtuse triangle
seasonal production
short period comets
show biz
singleflow
SM-A
softwood board
spring-supported
stratospheric chemical dynamics
subduable
swedberg
tattle tell
thalassotherapist
thermoelectric constant
thick-film/thin-film hybrid fabrication
trapezium segment
triprider
tweak
vintries
window-ledges
Y-lobe of brain
zhenkangensis