高原心脏病

In 1940, North American Aviation designed the legendary P-51 Mustang in response to the British need for a high-performance fighter aircraft. The Mustang featured the most advanced laminar flow wing and a ducted cooling radiator positioned under the

发表于:2018-12-30 / 阅读(164) / 评论(0) 分类 国家地理2007年

Why Does Altitude Cause Headache? Mountain climbers face many dangers as they brave the cold winds and icy slopes and jagged cliffs of the peaks they climb. But one of the most serious dangers they face is all in their headsliterally. Why does altitu

发表于:2018-12-31 / 阅读(91) / 评论(0) 分类 英语听力文摘 English Digest

Two pilots recently set a new altitude world record for gliders. A glider is an aircraft that does not have an engine. They are pulled into the air by powered airplanes and then released. They are designed to ride warm, rising air to gain altitude. T

发表于:2019-01-03 / 阅读(223) / 评论(0) 分类 2017年VOA慢速英语(九)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(108) / 评论(0) 分类 四六级词汇与结构练习

Well come gather round children it's time that you heard The devil is after and how you're concerned How it's hard for the living on the edge of a knife We you take your shot you won't be swinging twice Well come hell high water and we ain't got noth

发表于:2019-01-03 / 阅读(142) / 评论(0) 分类 音乐咖啡厅

Now I raise my head up slowly From the East down to the West Somehow past mistakes that plague you now are gone And I close my eyes so tightly Beneath the weight of old regrets And I hide behind the words I write And bow my head again But I owe mysel

发表于:2019-01-03 / 阅读(147) / 评论(0) 分类 音乐咖啡厅

[00:-1.00]raft white-water rafting accommodation extra [00:-1.50]筏 漂流 住处 额外的 [00:-2.00]arrangement Himalayas Qomolangma organisation [00:-2.50]排列 喜马拉雅山脉 珠穆朗玛峰 组织 [00:-3.00]uncomfortable route porter lugga

发表于:2019-01-10 / 阅读(160) / 评论(0) 分类 高中英语北京必修模块

[00:00.00]To that end,we do bring in from outside er [00:03.54]organizations and individuals who have [00:05.64]expertise in this area to actually share with [00:08.58]our youngtersand having outside facilitators [00:12.11]who are not teachers often

发表于:2019-01-10 / 阅读(242) / 评论(0) 分类 北师大版高中英语模块10(选修)

By Kari Barber Bamako 28 April 2007 A supporter holds a poster of the President of Mali Amadou Toumani Toure during a campaign meeting in Fana, 150km east of Bamako, 25 Apr 2007 Voters in the West African nation of Mali go to the polls Sunday to elec

发表于:2019-01-12 / 阅读(168) / 评论(0) 分类 2007年VOA标准英语(四月)

U-2 Spy Plane Still Flying High One of the oldest planes the United States Air Force still flies is used to carry out some of America's most sensitive and critical missions. Whether it's aiding NATO troops in Afghanistan, providing surveillance over

发表于:2019-01-13 / 阅读(103) / 评论(0) 分类 VOA标准英语2011年(十二月)

HAIKOU, Jan. 28 (Xinhua) -- China's aviation authorities(民航当局) on Friday started to allow helicopters to fly in low-altitude airspace over the tourist island of Hainan on a trial basis for the first time. The aim is to eventually open a part

发表于:2019-01-19 / 阅读(152) / 评论(0) 分类 英语新闻

SHENYANG, Aug. 23 (Xinhua) -- China will relax the ban on the use of low-altitude airspace across the country starting in 2013, the country's air traffic authorities said Thursday. A series of reforms will be implemented in five to ten years, creatin

发表于:2019-01-22 / 阅读(152) / 评论(0) 分类 英语新闻

GUIDE, China, Jan. 12 (Xinhua) -- The 3rd International Extreme Race of Winter Swimming across Yellow River started here in northwest China's Qinghai Province on Saturday. Being hosted in Guide County at an altitude of 2,200 meters in Tibetan Plateau

发表于:2019-02-09 / 阅读(101) / 评论(0) 分类 英语新闻

如何表达“高原反应”

发表于:2019-02-09 / 阅读(100) / 评论(0) 分类 英文语法词汇

World-Class Runners Flock to Kenyan Town Lornah Kiplagat is a Kenyan-born athlete who has won marathons throughout the world and holds several world records. She and her husband Pieter founded the High Altitude Training Center in Iten, Kenya, after r

发表于:2019-02-12 / 阅读(139) / 评论(0) 分类 VOA标准英语2012年(二月)

boarding check 登机牌 plane ticket 飞机票 flight, flying 飞行 bumpy flight 不平稳的飞行 smooth flight 平稳的飞行 ramp 扶梯 altitude, height 高度 extra flight 加班 non-stop flight 连续飞行 circling 盘旋 forced landing 迫降

发表于:2019-02-12 / 阅读(89) / 评论(0) 分类 实用英语

Sudden snowfall earlier this week blocked a national highway in Xinjiang Uygur Autonomous Region. The local traffic control department worked nearly 20 hours to clear the snow, and traffic in the area has now returned to normal. The snow started arou

发表于:2019-02-18 / 阅读(121) / 评论(0) 分类 cctv9英语新闻2015年

Cosmic Radiation 上世纪早期,科学家发现一种神秘的辐射形式会破坏他们的实验。后来奥地利物理学家Victor Hess研究发现辐射可能来自天空。后来他多次坐热气球用各种仪器(包括测量放射电荷的

发表于:2019-02-24 / 阅读(110) / 评论(0) 分类 英语听力文摘 English Digest

年底啦,如果你在计划过年去哪儿玩或是明年的出国游,不如看看权威旅游刊物Lonely Planet推荐的2017年十大旅游目的国!这些地方,好玩儿、人少、又不贵!跟Jenny, Spencer一起体验吧! 关键词:

发表于:2019-03-05 / 阅读(130) / 评论(0) 分类 美国文化脱口秀

Change altitude 改变高度 Rebecca had decided that her best chance of getting hired by a company doing geological survey work in the Alaskan wilderness was to earn a private license to fly twin-engine planes. 丽贝卡觉得,要想进入在阿拉斯

发表于:2019-03-15 / 阅读(219) / 评论(0) 分类 找谁倚靠(慢速)
学英语单词
against movement
aided-tracking signal
air-hardening lime
allowable ground-level concentration
Ally Sloper
arch up
arms loans
arrangement out of bankruptcy court
be indispensable to
blood-hound
bromals
bug on/upon
cache unit
Capian
Church Stretton
cladosporium variabile
clean work station
clonidin
coastal deposit
connecting rod shim
crop map
cut out case
deck reinforcement
Deoxycholylglycine
Desmodium megaphyllum
difluoromethylenekeatone
empathy fatigue
Engelthal
Epicentrals
etching paste
FAR (failure analysis report)
fasciculi frontopontine
fire blocking layer
first taxonomic classification
front glass
great grandchildren
Guinea, Gulf of
hame tug
hampe
Heaven Tao
humita
instruction decoding by control processor
intrinsic conduction
isosorbide 5-mononitrate
lactic acid starter
letheonize
lobectomy of breast
magnetic tape terminal equipment
maintenance procedure
manganese hemiphosphide
Mayor, C.
menazon
microfoundations
muffin-warm
nuclear-freeze
Oktaverine
peki
Perdiguera
petralesole
phantasmogenesis
pitch-class
piteable
pivot gauge
plastic operation on external auditory canal
play yard
pointed twill weave
portlaoises
programmable remote display terminal
publicly-owned company
put the wind up sb
pypyne
rabbit fevers
replicative form
retinoblastomata
ring ground tip
same-size
scrap aluminium alloy
screen surface
sharaa
silicon on insulator substrate
Southey's tubes
spelling it out
spinosin
steam turbine optimum operation
subappendixes
symmetrical limiting
tack on something
tegretal
the wind section
tobacco-seed oil
trajectory bucket
transit beacon
two way cylinder
Ulapes, Sa.
uncleanliness
usdaars
web-fed rotary letterpress
wheeze rate
wieland-Gumlich aldehyde
Wildau
wsna
Zubtsovskiy Rayon