计量水流装置

SCIENCE IN THE NEWS - One of the Great Mysteries of Our Universe From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. I'm June Simms. Our program today is about a mystery as old as time. Bob Doughty and Sarah Long tell about th

发表于:2018-11-27 / 阅读(646) / 评论(0) 分类 2012年VOA慢速英语(十二)月

HOST: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Steve Ember. This week our program is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. (THEME) VOICE ONE: If you can read a clock, you can know t

发表于:2018-11-27 / 阅读(449) / 评论(0) 分类 VOA慢速英语2009年(十二)月

SCIENCE IN THE NEWS - Mystery of Time By Marilyn Christiano Broadcast: Tuesday, January 06, 2004 (THEME) ANNCR: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Steve Ember. This week our prog

发表于:2018-12-07 / 阅读(151) / 评论(0) 分类 科技之光

This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. This week our program is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. (MUSIC) VOICE ONE: A sundial at the state Capitol in Olympia, Wa

发表于:2018-12-15 / 阅读(163) / 评论(0) 分类 VOA慢速英语2008年(一)月

One of the Great Mysteries of Our Universe From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. I'm June Simms. Our program today is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. ??I

发表于:2018-12-16 / 阅读(139) / 评论(0) 分类 2013年VOA慢速英语(五)月

Time is One of the Great Mysteries 时间是最难解的谜团之一 From VOA Learning English, this is Science in the News. I'm June Simms. Our program today is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of tim

发表于:2018-12-16 / 阅读(135) / 评论(0) 分类 2014年VOA慢速英语(一)月

Technology Report - How to Make Your Own Solar Water Heater This is the VOA Special English Technology Report. Solar water heaters are used around the world and are not very difficult to build. The system we are going to describe is based on a design

发表于:2018-12-16 / 阅读(167) / 评论(0) 分类 2011年VOA慢速英语(四)月

This can be used to practice Count and Non-count nouns in context. When talking about non-count items (such as sugar, water, toothpaste, etc.), it is common to use measure words to indicate how much of the substance you are referring to. Below are a

发表于:2018-12-17 / 阅读(253) / 评论(0) 分类 英语词组对话

剑桥雅思报考指南 第19期:OG05 Recording 21

发表于:2018-12-18 / 阅读(243) / 评论(0) 分类 走进剑桥大学

Rome's savagery was matched by its size. When the Colosseum was built, Rome was a city of a million people and growing. Not until London of the 19th century would a city approach this size again. What

发表于:2018-12-31 / 阅读(213) / 评论(0) 分类 罗马的崛起

Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels

发表于:2019-01-02 / 阅读(183) / 评论(0) 分类 VOA2003(上)-社会广角

DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o

发表于:2019-01-02 / 阅读(278) / 评论(0) 分类 农业与发展

Doctors Achieve Milestone Using Artificial Heart With No Beat In March, two doctors at the Texas Heart Institute in Houston achieved what medical experts call a major milestone by implanting a continuous-flow artificial heart in a human patient. The

发表于:2019-01-13 / 阅读(213) / 评论(0) 分类 VOA标准英语2011年(七月)

Humans have used many devices to measure time. The sundial was one of the earliest and simplest. A sundial measures the movement of the sun across the sky each day. It has a stick or other object that rises above a flat surface. The stick, blocking s

发表于:2019-01-22 / 阅读(143) / 评论(0) 分类 英语时差8,16

This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. This week our program is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. If you can read a clock, you can know the time of day. But no one

发表于:2019-01-24 / 阅读(153) / 评论(0) 分类 英语语言学习

ENVIRONMENT REPORT – June 7, 2002: Tornadoes By Jill Moss This is the VOA Special English Environment Report. Every year in the United States people watch for dangerous windstorms called tornadoes.

发表于:2019-01-30 / 阅读(245) / 评论(0) 分类 健康与环境

美国英语口语俚语(4) 1.ripoff 骗人的东西 What a ripoff! The new car I bought doesn't work! 真是个骗人货!我买的新车启动不了! 2.rock the boat 找麻烦 Don't rock the boat! Things are fine just the way they are. 别找麻烦

发表于:2019-02-06 / 阅读(147) / 评论(0) 分类 实用英语

Listen to the questions and check the best answers. 1.May I see the wine list? 2.Could you give us one more beverage menu? 3.Do you offer cold water? 4.Is the soft drink free flow? 5.Do you have any beverage for children? 英语听力练习题 Listen

发表于:2019-02-17 / 阅读(162) / 评论(0) 分类 英语听力练习题

From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. I'm June Simms. Our program today is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. If you can read a clock, you can know the time

发表于:2019-02-27 / 阅读(251) / 评论(0) 分类 英语语言学习

Mekong River nations are suffering from the most severe drought in decades, affecting tens of millions of people. In response, China has discharged water to help relieve the crisis. China began offering the emergency water supply since Tuesday, and w

发表于:2019-03-12 / 阅读(234) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
aforelinked
after-prom
against ... grain
ah-huh
allegements
ambrym
annah
average length of stay nights
backfaller
block-condenser
Blumea oil
braking roller
bupleurum angustifolium ledeb.
calcium magnesium alloy
celestial-inertial integrated guidance
chaston
circuit connection
Claflin refiner
Cleguerec
cold water fauna
cold-pressing and sweating process
conducted interference
corneal foreign body
cortical sensory area
current pulsation
cus in
dahuriside
detonating net
diformyl
drying hopper
ectostroma
enantioselectivitiy
forces in being
frame-works
Gaynerd
genus Alternanthera
George, Lake
givaudon
gyrineum perca
have one's heart set on
heterokinesis
high-frequency current transformer
hyprdactylia
indicator screen
iron-nickel-copper-molybdenum alloy
isoniazid methanesulfonate
laith-
Lankford value
law of scarcity
lead telluride detector
leathery polypodies
level-up course
logical not component
Mean Reversion
midfibre
mutilated cheque
nipple areolar glands
nitrogen-bearing
noise survey
Nästansjö
one-winged
orthosite
outrighted
over-fire
Penningby
plumpness
pollen index
potato trees
power-fail recovery
preventer winch
pronic
propellant mass fraction
quartz diorite aplite
real time correlation
resistance sea
revertive circuit
ripple harmonies of a rectifier
ruled class
sanitaria
saturated water
scale circle
scanning radar
self-impedance function
shaft load
shear entry table
shell-type edge seamer
Shūr Gaz
Sonnefeld
special purpose financial statement
srgillaceous
sub-refraction
tetrazins
tide waters
to grease
training missile
tramp's spurge
uninduced
urging on
variola maligna
Vena pulmonalis sinistra superior
wetherill
yamanote