马赫指针

03 The Sound of Music (One sunny afternoon, Maria took the children to the environs.) Louisa: Fraulein Maria, can we do this every day? Maira: Dont you think youre going to get tired of it, Louisa? Louisa: I suppose so. Every other day? Kurt: I have

发表于:2018-11-30 / 阅读(204) / 评论(0) 分类 美文欣赏

NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re

发表于:2018-12-05 / 阅读(125) / 评论(0) 分类 英语沙龙2004全年合辑下

That's an unnatural act for a rocket. 这对于火箭来说,不是一种自然的行为。 The third stage has a camera. 第三次发射,火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th

发表于:2018-12-18 / 阅读(93) / 评论(0) 分类 TED演讲科技篇

40 years later, aero experts coined the term transonic. 40年后空气动力学专家创造了跨音速这个术语。 They debated, should it have one S or two? 他们争论这个术语应该用一个S,还是两个S? You see, they were having trou

发表于:2018-12-18 / 阅读(112) / 评论(0) 分类 TED演讲科技篇

Idiom: Needle and a haystack 大海捞针 Hit the book: Master As well as Mood Chemical Be stuck on Discover

发表于:2018-12-27 / 阅读(168) / 评论(0) 分类 趣味青春英语

Mother Machree There's a spot in my heart which no colleen may own; There's a depth in my soul never sounded or known; There's a place in my memory my life that you fill; No other can take it no one e

发表于:2018-12-30 / 阅读(157) / 评论(0) 分类 英语沙龙2004全年合辑上

044 The Darning Needle Long ago, there was a needle. She thought she was so delicate that she was appropriate only for embroidery. Hold me tight. I am so tiny that you can't find me if I fall on the floor. The needle shouted at the fingers. What an a

发表于:2018-12-31 / 阅读(262) / 评论(0) 分类 100个儿童英语小故事

Mother Machree 慈母颂 Theres a spot in my heart which no colleen may own; Theres a depth in my soul never sounded or known; 在我心中有那么一隅, 任何少女也不能占据。 它埋在我灵魂的深处, 我从不声张从不表露。

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 晨读英语美文60篇

Four Young People Who Make the World Better 四个年轻人致力于让世界更美好 What can technology do to make your world better? Four young people are starting new businesses to answer that question. Mateusz Mach Eighteen-year-old Mateusz Mac

发表于:2019-01-12 / 阅读(148) / 评论(0) 分类 2016年VOA慢速英语(三)月

Young Technology Expert Works to Stop Car Thefts Kenya is East Africas largest economy. Its capital Nairobi is growing quickly. But so is the citys crime rate -- the Nairobi Metropolitan Crime Observatory says thieves steal an average of 10 cars each

发表于:2019-01-12 / 阅读(138) / 评论(0) 分类 2014年VOA慢速英语(十一)月

MICHEL MARTIN, HOST: It's no secret that corruption is widespread in Kenya. But recently, the conversation about it got real when a bus driver confronted the police and the president with a story of bribery on national television. NPR's Eyder Peralta

发表于:2019-01-16 / 阅读(124) / 评论(0) 分类 2017年NPR美国国家公共电台2月

STEVE INSKEEP, HOST: The United States Supreme Court is busy this week with a ninth justice, Neil Gorsuch, on the bench. Today, the court hears arguments in a Missouri case with the potential to open state coffers for aid to parochial schools. Like M

发表于:2019-01-17 / 阅读(158) / 评论(0) 分类 2017年NPR美国国家公共电台4月

释义: Stack:干草堆;Something that is extremely difficult to find. Anything that's on the verge of being impossible.很难找到的东西,也就是大海捞针; 来源: Today, this phrase is typically said as It's like trying to find

发表于:2019-01-17 / 阅读(125) / 评论(0) 分类 英语俚语天天说

2010年3月8日是三八妇女节,给自己的母亲或者女性朋友送上一首英语诗歌-《慈母颂》作为祝福,给她们一个意外的惊喜和慰问吧。为大家收集了几首 英语诗歌祝福语,祝福全天下的女性朋友们

发表于:2019-01-20 / 阅读(132) / 评论(0) 分类 实用英语

This is the VOA Special English Health Report. For medical students, real experience begins not in a classroom but at a teaching hospital. These doctors in training are supervised. But sometimes accidents happen and the students get injured. For exam

发表于:2019-01-31 / 阅读(165) / 评论(0) 分类 2010年慢速英语(二)月

Expedite climb to FL190. 21.加速上升到高度190。 Climb to FL280 expedite until passing FL180. 22.上升到高度280,快速通过高度180。 Unable to expedite climb due weight. 23.由于重量原因不能加速上升。 Descending immediate

发表于:2019-01-31 / 阅读(200) / 评论(0) 分类 飞行员英语900句

Before we take this giant leap, we need to be able to carry everything needed for a three-year -round trip with us. This is a much larger effort than getting to the moon. Its the Apollo mission on steroids. At this point we know at least as much as t

发表于:2019-02-03 / 阅读(128) / 评论(0) 分类 自然百科2012年

A recent study found almost 60 percent of surgical residents admitted they had sustained needlestick injuries when they were medical students. Blunt tip needles, such as this one, are considered safer A recent study shows that medical students and ho

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 VOA标准英语2010年(二月)

GWEN IFILL: After serving in Iraq and Afghanistan, many veterans face an uphill battle finding work in civilian life. There's been an increase in efforts to help ease their transition, but one segment of the veteran population is often overlooked. Sp

发表于:2019-02-17 / 阅读(246) / 评论(0) 分类 PBS访谈社会系列

At least the names for the two main possible culprits are entertaining: they are said to be either WIMPs (for Weakly Interacting Massive Particles, which is to say specks of invisible matter left over from the Big Bang) or MACHOs (for MAssive Compact

发表于:2019-02-25 / 阅读(145) / 评论(0) 分类 万物简史
学英语单词
accountancy law
ACCV
Acrobat Distiller
air extracting seal
alkaline corrosive liquids
allowed cost
alternation of generations
aluminum copper
anzad
arboreus
argillaceous reservoir
assheton
asymmetric poisoning
ballistic match
bed and drawer
blow off cock
brood-gemma
bumping race
burnesses
camleted
cash control
choosable
colegio
complex conjugates
coresidents
corn-
creaming machine
cutbank
denlture
devest
dielectric charge absorption
doppio
drape suit
espanas
expiration of the agreed term
false croup
family Bucconidae
fertilizer brand
former husband
fried veal chop with mashed potato
galvanized reducing socket
gammachetone
get foul of
give me a bell
gnomonic
grade surface
Greenwood, L.
Gulma
hawe
hemispherical resonator
hunger pen
identification posts
KHNN
lembus rudder fish
Lithocarpus chiungchungensis
lowest passenger deck
Masai Mara National Reserve
meet the necessity
methylbutyryl-CoA
midsymphyseal ostectomy
mil.
NAWAC
neocytheretta artoscarposa
on the one hand but on the other hand
oriented diamond
photobiophysics
pinusenediol
Primula baileyana
pseudo-level
Reich process
residualizations
rhodophyll
robust stability
rocket deceleration
sand spraying device
sandlapper
sanitation equipment
scarabaeuss
semi-outdoor boiler
shut-off member
slides-out
slung span
stellates
sterculia luzonica warb.
stone releaser
Stow your jaw!
subhyoidean
superEtendard
swapout
synergic ascent
tahpooy
that's as maybe
tiger-foot
time program control method
to stall
transfer rna (trna)
tricolour pick-up tube
two-phase closed-loop pulse system
vaginogenic
Wakasso
wif
world economic and financial surveys