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What is Bluetooth? Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc netwo

发表于:2018-12-08 / 阅读(61) / 评论(0) 分类 新概念英语第一册Flash第2版

Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy , hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人,他只在早上收听广播。 2.Whensomeoneaskedhimwhy , hereplied,Thisisan

发表于:2018-12-26 / 阅读(52) / 评论(0) 分类 英语笑话(MP3+文本)

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(70) / 评论(0) 分类 2017年VOA慢速英语(一)月

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(53) / 评论(0) 分类 2018年VOA慢速英语(九)月

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(362) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列
学英语单词
a good anvil does not fear the hammer
accelerator therapy
advisory service to management
aerial lead-in
all-clad
audio engineer
bank kiln
be stuck up
Belau, Republic of
buffled
canker of apple fruit
capillary (tube) viscometer
carrying reliability
child node
closegrowing crop
coefficient of fixed assets put into operation
compressed air starter
compressed tablet
cooling fixture
coupler tail
curve in space
direct examinations
double rotor-stator stepper
driven by the stress of
economic-revival
epipharyngeal muscle
even lot
external pelivimetry
favin
FIDO torpedo
filed rate doctrine
flippings
forestallers
four-o'clocks
gain around feedback
garboil
gas smothering system
genus Vanilla
glomming
guardman
Guggenheim fellowship
hetsmut
Hongkongite
hr'g
Hypolepis
intransigences
Klukwan
lead autunite
library work area
light running fit
linear charge density
linear electric charge density
lobsterpot
locksmithing
Macpherson
macropolitical
mill sampling
Moldoveanu, Vârful
mooroolbark
Morningstar Inc.
mounted wheel
multiclassification
neoclassical model
nitrate film
nonequidimensional
orbicularais oris muscle
over-exposure
painted scroll
paucities
payments disequilibrium
photoelastic instruments
physeters
Polypodium ensatum Thunb.
portfolio assessment
post-cold warrior
priolepis kappa
program evalution and review technique
prometastatic
radiant umbel
requirement definition language
retro type lens
robber crab
saccharin calcium
salamander wool
Salvia liguliloba
Shevchenko
Sibolon I.
social play
solapumbine
solid colored
special-election
strongly cyclic measure space
stupid people
syndication centre
thread-legged bugs
tile nail
trigonal tetartohedral class
Twinnge
under-absorbed burden
wave propagation line
wiffle balls
zenpai