【物理学】渐变透镜,渐变集距双焦点透镜,渐变焦距多焦透镜

Editors note: This is the third episode of four-part series on verb tenses. Be sure to listen to part one and part two first. For VOA Learning English, this is Everyday Grammar. Today we are going to talk about the perfect verb tenses. Perfect tenses

发表于:2018-11-27 / 阅读(583) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will tell the story in two parts. Now, here is Maurice Joyce with part one of The Diamond Lens. When I was ten years old, one of my older cousins gave me a microscop

发表于:2018-12-08 / 阅读(650) / 评论(0) 分类 2018年VOA慢速英语(二)月

Lesson 82 monster 怪物 Fishermen and sailors sometimes claim to have seen monsters in the sea. 渔夫和水手们有时声称自己看到过海里的妖怪。 There are lots of stories about ghosts and monsters. 有许多关于牛鬼蛇神的故事。

发表于:2018-12-08 / 阅读(710) / 评论(0) 分类 新概念英语词汇随身听手册2

AMERICAN STORIES - Short Story: The Diamond Lens by Fitz-James O'Brien (Part 2) Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and

发表于:2018-12-16 / 阅读(246) / 评论(0) 分类 2011年VOA慢速英语(六)月

DAVID GREENE, HOST: Here's a trend. Far more Democrats are describing themselves as progressive these days than they did four years ago. There are strategic reasons candidates are embracing this label. But one major reason, as NPR's Asma Khalid repor

发表于:2018-12-18 / 阅读(209) / 评论(0) 分类 2018年NPR美国国家公共电台10月

[0:0]private privilege probable procedure私人的,个人的 特权,优惠 很可能的,大概的 程序,手续 [2:10.9287]proceed process进行,继续下去 过程,进程 [2:34.8387]procession product profession profile队伍,行列 产品,产物 职业,自由职业 侧面,轮廊 [3:25.

发表于:2018-12-30 / 阅读(247) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Editor's note: See An Introduction to Verb Tenses for the first story in this series. For VOA Learning English, this is Everyday Grammar. This is the last in our four-part series on verb tenses. Make sure you see our episodes on progressive and perfe

发表于:2019-01-02 / 阅读(230) / 评论(0) 分类 2017年VOA慢速英语(一)月

Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice Joyce with part two of The Diamond Lens. When I was a child, someone gave me a microscope. I spent

发表于:2019-01-03 / 阅读(483) / 评论(0) 分类 2018年VOA慢速英语(三)月

What Can Thanksgiving Teach You About English Grammar? Every year around the Thanksgiving holiday, a strange ceremony happens in Washington, DC. The president stands outside the White House, gives a brief speech and then officially pardons a turkey.

发表于:2019-01-03 / 阅读(217) / 评论(0) 分类 2016年VOA慢速英语(十一)月

角化与萎缩性皮肤病 毛囊角化症 dyskeratosis follicularis Mibelli汗孔角化症 porokeratosis of Mibelli 剥夺性角质松解症 keratolysis exfoliativa 掌跖角化症 keratosis palmari

发表于:2019-01-03 / 阅读(267) / 评论(0) 分类 医务英语

VIRGO August 24 to September 23 The Virgo person is a good partner. He is painstaking, meticulous, intelligent and progressive. He is not progressive in a great sense, but in small ways he is ever willing to try the new and novel. He is modest, unass

发表于:2019-01-03 / 阅读(181) / 评论(0) 分类 趣味英语

AMERICAN STORIES - Short Story: The Diamond Lens, Part 1, by Fitz-James O'Brien SHIRLEY GRIFFITH: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will te

发表于:2019-01-12 / 阅读(242) / 评论(0) 分类 2011年VOA慢速英语(六)月

The Perfect Progressive Tenses Editor's note: See An Introduction to Verb Tenses for the first story in this series. For VOA Learning English, this is Everyday Grammar. This is the last in our four-part series on verb tenses. Make sure you see our ep

发表于:2019-01-12 / 阅读(270) / 评论(0) 分类 2016年VOA慢速英语(一)月

Are You Progressing with Progressive Tenses? Editors note: This is the second of a four-part series on verb tenses. Click here to see part one. For VOA Learning English, this is Everyday Grammar. Today we are going to look at the progressive verb ten

发表于:2019-01-12 / 阅读(252) / 评论(0) 分类 2016年VOA慢速英语(一)月

Introducing English Verb Tenses Editors note: This is the first of a four-part series on verb tenses. Click here for part two. For VOA Learning English, this is Everyday Grammar. Today we are going to give you a basic overview of the verb tense syste

发表于:2019-01-12 / 阅读(412) / 评论(0) 分类 2016年VOA慢速英语(十二)月

STEVE INSKEEP, HOST: Richard Cordray was expected to be unbeatable in tomorrow's Ohio Democratic gubernatorial primary. The former head of the Consumer Financial Protection Bureau has high-profile name recognition and support from powerful people in

发表于:2019-01-16 / 阅读(274) / 评论(0) 分类 2018年NPR美国国家公共电台5月

访谈录,高清电视,选购,指南,We are at the Georgia Home Theater in Atlanta and if you are in the market for a new high definition or HDTV, it's easy to get overwhelmed by the letters and the numbers in the sales picture, so we ar

发表于:2019-02-03 / 阅读(328) / 评论(0) 分类 访谈录

STEVE INSKEEP, HOST: You know, when I was a kid, I watched pro wrestling on TV. The matches often featured a good guy, like Hulk Hogan, against a bad guy, a bad guy like the Iron Sheik, a cartoonish Middle Eastern evil dude. Pro wrestling played off

发表于:2019-02-13 / 阅读(226) / 评论(0) 分类 2017年NPR美国国家公共电台7月

The two remaining Democratic presidential candidates, former Secretary of State Hillary Clinton and Vermont Senator Bernie Sanders, held a tense and angry debate Thursday night in New Hampshire, days before the Northeastern state holds the nation's f

发表于:2019-02-18 / 阅读(218) / 评论(0) 分类 英语新闻

On June 4th, a volcano in southern Chile erupted, sending volcanic ash into the air. The large particles of ash soon dropped to the ground but the small particles were carried, high in the air, by the westerly wind to Australia and New Zealand. This

发表于:2019-02-25 / 阅读(196) / 评论(0) 分类 新西兰英语
学英语单词
ad diem
advanced distance integration
aeschynomene americana americana
alocasia longiloba miq.
Aphanuru
appollonius
approval rights
arc failure
archibenthic zone
Azdone
azerty
basal growth
benzene methane sulfonic acid
Berkut
birlaws
blood spirochaete
brook trouts
Butskellism
cellular radio telephone system organization
center of group
charring temperature
cheers on
chemurgy
cold-callings
compatibilizing agent
density of pellet
digitigrade mammal
Domaradz
durovemum (canterbury)
ejaculate
erc
everss
exogenous rock(s)
eye shadow
featherham
frigorimeter
front money
fuscifolius
gendercentric theory
gnotobiotic animal
grayson kirk
ground-speed meter
holarctic zoogeographic region
horfield
hypopinephry
imputed rate of interest
insulation for strut
iso-OMPA
kalansuwa
Karama, Plat.de
Kopyl
leafery
lee partitioning method
liability on bills of exchange
maximum-speed
meniscus transit
microvoltomete
Millettia pachyloba
mobile data synchronization service
nazareths
nervus cardiacus inferior
nimble-fingered
nozzle guide vane
on a fifty-fifty basis
open time
open-flux structure
operations research dynamic programming
oxasilolanes
paroxypropion
peak internal pressure
power budget during equinox
printing-ink
prunol
psophometic potential difference
Pyridine-4-aldehyde
quasi-dictatorship
quasi-diffusion propagation
railingless
rau
recorrer
relative-viscosity
requites
rod rigging
sepro
shred-pie
single-flight type augerhead
slath sword
solid cystic hydradenoma
step-type support
stern climate
stiburea
structural planning
sulfatyl
superficial temporal artery
surface enrichment
survey group
Thesium
Tupistra verruculosa
Twin Rocks
unwelcomely
vena cephalica
vibration isolators