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(303) / 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(388) / 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

发表于:2019-01-02 / 阅读(362) / 评论(0) 分类 This is America

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学英语单词
account detail
acms central controller
an essential distinction
backward dive
Bam, L.de
Bashkirian
benaves
blown periphery
body politics
Boolean term
bus terminal fault
calling cards
capacitor reliability
coating protection
conditional factor
cosified
counter-current
Danaea
egar
existimation
fenazil
filler weigher
first-run cinema
full speed astern
gastrorrhoea
genus acanthophiss
get something for nothing
Gui-hsien
hammer spark
high-pressure admission
hogberg
hypopyon ulcer
impelleth
inspiratory murmur
interluders
kilogramme calorie
kilpatricks
linear complementary problem
linear information processing language
ljudevit
long transmission line
low-voltage capacitor discharge
Lysodren
machine-wash
maintenance practices
MCH
Meeh's formula
MFP (main feed pump)
minimum night altitude
monistats
moviedom
Myricaceoipollenites
nationless
negative relationship
non-IT
nonpreliminary
normal correlation function
null access value
on a scheduled basis
passive electronic countermeasures (pecm)
pawer
phrygana
Pirquet's indices
pit lizard
postcommunicating part
posterior ring
Prata, R.da
pre-ripening
preconvulsive sign
premature decay
primary workers
protection of train running
public service ethos
random access channel
randomized study arm
realtime rendering
recessus membranae tympani aboralis
riviera
scanning mosaic system
Scholes
seismicinstrument
self adjusting type nozzle
selfhardening sand
semi-circular cruising level
sine beat
skips a beat
status ailment
subsalicylate
supramaxillary
three-moment equation
through b
Tisa
topographic shadowing
tpc (taiwan power company)
triangular island
trimolecular
ultrasonic technology
unadherence
upstantial
ventilated ribbed surface machine
verification tests
Yentai