[网络] 发明

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(118) / 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(146) / 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(160) / 评论(0) 分类 This is America

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学英语单词
acoustical power
age of responsibility
Airhitam, Selat
alarming horn
Anacyclus
ari
asbed
asynchronous memory bus
at liberty
bajo baudo
balthazar
basket electrode
black-hatting
break even point method
camille
caracts
co-occur with
common whipping
conducted EMI
Connelly, Marc
conventional memory
Cóndor, Nev.
digastric fovea bone
Disomer
drag unit
drunk down
dvd video express
echo gram
Eria bambusifolia
exafference
expression of first degree
family blechnaceaes
faultiness
feather in your cap
feed back heater
fermi boundary condition
fire weather forecast
flight bags
format character nonprint
garlic
gnetophyte
group percent of load
guide bar lapping movement
heavy duty generator
high breast water wheel
hyalotype
inhibit bit
intermittent-duty relay
intradomain
invoice inwards
Jaccoud
JDST
karaca dag
LADP
length of data-directed transmission field
lightning protector
lined furnace
Litsea oligophlebia
Louis Antoine de Bougainville
maaloxes
mansionettes
mean scale
medium-sized enterprise
message forwarding queue
microdiffraction
move mountains to do something
multipurpose cargo ship
musicographical
national income accounting
neutral flag
noting and protest
nwps
opening arguments
outfitting afloat
overheat pan
ozone depleter
partridgeberries
petroleum products export tax
polyneuritises
pores
Port Penn
rated power (for wtgs)
Salies-de-Béarn
serpentine jigging tenter
squishop
standard lightning impulse spark-over voltage
Stanley, Sir Henry Morten
straight-line relationship
suchvei
Taal, L.
tee joint
tichodarteriitis
track of sound progress
tractrix curve
uderts
ultrasonic cleaning unit
uranium mineral
voice over internet protocol
vortex theory
Vueling
woven glass
zea mays indentatas