音标:[inˈvenʃənz] ;
n. 发明( invention的复数形式 ); 捏造; 创造力; 发明物
n. the creation of something in the mind
n. a creation (a new device or process) resulting from study and experimentation
n. the act of inventing

By Jerilyn Watson Broadcast: October 6, 2003 (THEME) VOICE ONE: An office in the United States government has helped protect 1)the property rights of inventors for more than two-hundred years. Its job

发表于:2018-12-07 / 阅读(76) / 评论(0) 分类 VOA2003(下)-美国人文故事

丹尼尔和阿美在观看中国古代的四大发明。丹丹觉得那些都是简单的东西,没有什么意义。其实他们的发明者都是一些很聪明的人。那最后丹丹的观点有没有改变呢? Listen Read Learn May: There are so many people that the tickets are all sold out! Daniel: Luckily we

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Listen Read Learn May: There are so many people that the tickets are all sold out! Daniel: Luckily we got the last two. May: Look, Danny. The Four Great Inventions! Daniel: Gunpowder, compass, the paper making, and the printing. May: I really admire

发表于:2018-12-31 / 阅读(60) / 评论(0) 分类 英语大赢家上册

Section 38 Inventions They say that the world’s first great invention was the wheel. Perhaps we could argue that the discovery of fire was equally as important. Of course we don’t know who invente

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THIS IS AMERICA - October 14, 2002: Patents and Inventions By George Grow VOICE ONE: An office of the American government has helped to protect the legal rights of inventors for two- hundred years. Th

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学英语单词
adjugate of a matrix
Aegean civilizations
age of cycads
Arnild motor
Asplenium pinnatifidum
atomic accelerator
atroce
augmented-lead
axis of the pole
balloon-type rocket
banc le roy
base -pairing rules
battle of Pittsburgh Landing
Bhirgaon
Borloo
box sealing machine
braced strut
break someone's heart
bunk in
bunny suit
bus-driver
calcium hydrates
carriagebuilding
casting pressure die
cavendishia
cold loop accident
community interaction
composite mould
cooperative insurance
cuation money
cyanide waste water
dauman
depot storage area management
development class
digital film
dip.ad
direct-current receiver
dynamic parameter tester
dysgeneses
false scram
fanaticises
field drill
fluid-phase endocytosis
formal parameters
g.s.s
gamma leakage peak
general trader's weight
genus Poterium
good person
granthers
harness dick
hex editor
hootchie cootchie
horsecouper
hp.
hyperbolic law
hyperkinetic encephalitis
ignition control
interaction in social group
intestine deficiency and diarrhea syndrome
Kruunupyy
kvasses
look as if
mechanical area
medium distance communication
moins
natural acquired immunity
naval air
nonsinners
nontunable
o-oh
out-fly
paspalism
picea purpurea mast.
pierre cardin
power alley
pregnantriol test
principal source of international
profundal community
property-owners
psychomachias
pulp stock valve
reconvolves
Regulares
reverse-printout typewriter
rodier
S.Afr.
Sherkin I.
short-focus
side-mounted fuel injection pump
skew axis gear
sloped edge
spiramycins
steepled
tenth-normal solution
tert-amyl butyrate
transpacs
two dimensional memory
undisruptable
urethanase
vascular headache