同步质谱仪,高频质谱仪

A: Whoa, I never saw a meter like this before; how do you use it? B: It's simple, once you do it a few times. Do you know how the old one worked? A: I never used a parking meter before. B: So we start out by deciding whether you will use cash or a cr

发表于:2018-11-30 / 阅读(210) / 评论(0) 分类 英语情景对话-大学生活

A: Excuse me, could you help me figure out how to use this new parking meter? B: Sure, it was confusing for me also. Have you ever used a regular meter? A: Yes, I understood the old one. B: Well, on this one you can use coins or a debit or credit car

发表于:2018-11-30 / 阅读(238) / 评论(0) 分类 英语情景对话-大学生活

By Parke Brewer For an athlete who had hoped to be a baseball player, Felix Sanchez is doing quite well. He had to turn to athletics after breaking his hand in an off-season wrestling match. The injur

发表于:2018-12-08 / 阅读(171) / 评论(0) 分类 VOA2004(下)--雅典奥运

For nearly 130 years, the worlds scientists have used a singular small, metal cylinder to define the exact weight of a kilogram. But that is about to change. The cylinder was made in 1889 of platinum and iridium metals. It is called the Grand K. The

发表于:2018-12-08 / 阅读(109) / 评论(0) 分类 2018年VOA慢速英语(十一)月

第26期:Something Wrong with the Meter Y:What's the fare,please? Y:请问车费是多少呢? X:Twenty dollars and sixty cents. X:20.60美元。 Y:What?You're overcharging me! Y:什么?你一定多收我的钱了! X:No way.Look.That's what the mete

发表于:2018-12-26 / 阅读(158) / 评论(0) 分类 出国旅游口语一本通

Dealing with a Mass Transit Strike Marge: Where have you been? You should have been home over two hours ago! Homer: Ive been trying to get home. Havent you been watching the news? The transportation workers union has voted to strike. There was a mass

发表于:2018-12-27 / 阅读(137) / 评论(0) 分类 2014年ESL之旅行交通购物

[00:02.45]Unit 5 Sports and Games [00:07.48]Lesson 17 [00:12.21]Exercise 1.1 [00:15.21]For boys ,there are ten events over two days. [00:19.46]On the first day there is the 100-meter race, [00:23.77]the long jump, the shot put, the high jump and [00:

发表于:2018-12-29 / 阅读(365) / 评论(0) 分类 北师大版初中英语七年级上

1. barometer /bəˈrɔmitə/ -- instrument for measuring atmospheric pressure as an aid in determining probable weather changes When the barometer indicates a rapid drop in air pressure, it means a storm is coming. 气压计显示出气压快速下降时

发表于:2018-12-30 / 阅读(149) / 评论(0) 分类 突破英文词汇

A gunman in Texas shot and killed 26 people in a church in the small community of Southerland Springs, Texas on Sunday. At least 20 people were injured in the shooting. Victims included children and the elderly. The suspected gunman is also dead. The

发表于:2019-01-03 / 阅读(146) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Mass School Shootings Mostly in Small US Towns In the United States, mass school shootings are most likely to happen in small towns and suburban areas. One example is the shooting last week at a high school in Santa Fe, Texas. Ten people died in the

发表于:2019-01-03 / 阅读(180) / 评论(0) 分类 2018年VOA慢速英语(五)月

英语新词:这些meter后缀单词 你理解对了么? anemometer n. 风力计,[气象] 风速计。 audiometer n. [耳鼻喉] 听度计,听力表;测听计;音响测定器。 barometer n. [气象] 气压计;晴雨表;显示变化的事物

发表于:2019-01-14 / 阅读(172) / 评论(0) 分类 英文语法词汇

DAVID GREENE, HOST: We now know that the man who killed 26 people in a tiny Texas church on Sunday had been court-martialed and discharged from the Air Force for assaulting his wife and child. And authorities say that Devin Patrick Kelley sent threat

发表于:2019-01-16 / 阅读(137) / 评论(0) 分类 2017年NPR美国国家公共电台11月

MICHEL MARTIN, HOST: In Thousand Oaks, Calif., Wednesday, 12 people were killed in a Western-themed bar before the shooter is believed to have turned the gun on himself. It has become an all-too-common scene. According to Gun Violence Archive, an ind

发表于:2019-01-17 / 阅读(130) / 评论(0) 分类 2018年NPR美国国家公共电台11月

By Gilbert da Costa Abuja 11 September 2006 Federal workers in Nigerian are bracing themselves for mass layoffs following a weekend announcement that some 15,000 workers are to be let go this month. Union officials are reacting angrily to the plan a

发表于:2019-01-31 / 阅读(236) / 评论(0) 分类 2006年VOA标准英语(九月)

By Barbara Schoetzau New York 20 April 2008 Pope Benedict XVI ended his six-day visit to the United States with a jubilant mass at the 57,000-seat Yankee Stadium. From VOA's New York Bureau, correspondent Barbara Schoetzau reports the leader of the w

发表于:2019-01-31 / 阅读(154) / 评论(0) 分类 VOA常速英语2008年(四月)

China opposes proliferation of weapons of mass destruction: FM spokesman BEIJING, Nov. 14 (Xinhua) -- China opposes the proliferation of weapons of mass destruction and their means of delivery, Foreign Ministry spokesman Hong Lei reiterated at a regu

发表于:2019-02-03 / 阅读(164) / 评论(0) 分类 英语新闻

LONDON, Aug. 1 (Xinhua) -- China's world champion Qin Kai and Luo Yutong asserted dominance in men's 3m springboard synchro final at London Olympics on Wednesday, adding the fourth diving gold to powerhouse China. Qin and Luo, winners of the 2011 FIN

发表于:2019-02-18 / 阅读(133) / 评论(0) 分类 英语新闻

A mass rally and parade has been held in DPRK's capital a day after the Worker's Party wrapped up its first congress in 36 years. Hundreds of thousands of people were seen marching through the main ceremonial square. Participants in Pyongyang practic

发表于:2019-02-18 / 阅读(164) / 评论(0) 分类 cctv9英语新闻2016年

MOSCOW, April 14 (Xinhua) -- China asserted its dominance in diving pool after winning six gold, one silver and one bronze medals at the 2012 FINA Diving World Series Moscow stop which concluded on Saturday. Chinese Olympic champion Lin Yue made a te

发表于:2019-02-26 / 阅读(168) / 评论(0) 分类 英语新闻

A: Excuse me, could you help me figure out how to use this new parking meter? B: Sure, it was confusing for me also. Have you ever used a regular meter? A: Yes, I understood the old one. B: Well, on this one you can use coins or a debit or credit car

发表于:2019-02-27 / 阅读(195) / 评论(0) 分类 大学生活-College Life
学英语单词
achrous
Advanced Interactive Executive
algal anchor stone
alpestris
anti-allergy
archway
asphyxiant poisoning
bearing stop ring
behavioral sciences
black experience
calender method
calyx drill boring
carbon protector
co operative wholesale market
commognitive
Congreves
coold
cross agglutination
demand load
dianthus-saponin
dog-hearted
effervescent tablets
enamoredness
eosentomon yangi
eutectic colony
genus Abudefduf
giella
glasscutters
gravity waves
grazing region
herscu
home furnishings
homopyrimidine
Hylocomieae
hyperformal
june-august
Karamazovian
lamellar tooth
last traded price
low molecular hydrocarbons
macmichael
manual signal
meet with acceptance
Menzer's serum
moharrams
multichannel carrier path
multiple unit steerable antenna (musa)
nanodot
nekronit (necronite)
non ferrous metal semi round head rivet
on-board refueling vapor recovery
outcrier
parametric photodiode
peace and quiet
pedomancy
periparturients
peripheral air defense
phase transfer function
physicomathematical
pithecops fulgens urai
plant cell morphology
plant-design
PMQ
positional-error constant
postgenital
power instrument
present moment
prizemonies
procedure object file
procedure-to-select signal
Processus supracondylaris
prognathus
pyogenous
racing aircraft
reinstate offers
resistor assembly tester
revenue-recognition assumption
rezzori
riverscapes
serglycin
sous-viding
sportshall
subject supervision
supermethod
surgical care
television programme monitor
templatises
the Plough
threshold dosimeter
time of turnover
tireball
train line connector
training group
triple-contrast
Ulriksfors
unmadest
vinyl chloride grafted polyvinyl alcohol fibre
watch oil
wedged bottom
xerophthalmic
z.B.
zero trace