抗弯疲劳强度

STEVE INSKEEP, HOST: Here's something people do every day that many of us apparently do wrong - bending over, you know, to pick things up or put things down or even just to sit down. Now, a group of scientists who study bending say Americans are doin

发表于:2018-12-02 / 阅读(137) / 评论(0) 分类 2018年NPR美国国家公共电台2月

Mary wanted to be a nurse when she left school, but in the meanwhile, she joined the Red Cross and had some limited training. She was tought that, in case of an accident, and there was painterful in her town, she should give first aid at once and the

发表于:2018-12-02 / 阅读(173) / 评论(0) 分类 英语复述材料-第三辑

Y: Hi, this is Yang Chen. P: And I'm Patrick. So, today Yang Chen we are going to be introducing everyone to this sport... (Sound effect of rowing) P: It's called crew. C-R-E-W. Y: That's right. Crew也叫rowing,就是划艇运动。 P: Crew or row

发表于:2018-12-02 / 阅读(151) / 评论(0) 分类 体育美语

2017 、 边缘处理 edging 2018 、 链条 chain 2019 、 链传动 chaindrive 2020 、 链轮 chainwheel 2021 、 链轮齿 sprocket 2022 、 镗孔 boring 2023 、 錾 chisel 2024 、 关锁装置

发表于:2018-12-08 / 阅读(91) / 评论(0) 分类 英文名句短语

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Tricky cyclists in the Tour de France sometimes cheat by upping their red blood cell count for those tough stretches through the Alps. But researchers at Calif

发表于:2018-12-24 / 阅读(87) / 评论(0) 分类 Scientific American(七)月

Topic1-Rating your doctor A new guideline document from the national government, concerning a new doctor-evaluating system said that patients' post-treating review for doctors would in future affect the doctors career development. Won't such reviews

发表于:2018-12-25 / 阅读(101) / 评论(0) 分类 英语角-圆桌会议

1. What does the man usually do on Mondays and Wednesdays? A. He runs. B. He plays tennis. C. He does aerobics. 2. What does the man do before the activity in Question 1? A. He swims. B. He does push-ups. C. He stretches. 3. Why does the man lift wei

发表于:2018-12-28 / 阅读(104) / 评论(0) 分类 听英文对话做选择

北京奥运28大项 参与,竞争,分享,进步 Swimming 游泳 BACKSTROKE 仰泳 Prior to the starting signal, the swimmers shall line up in the water facing the starting end, with both hands holding the starting grips. Standing in or on the gutter or bending th

发表于:2018-12-30 / 阅读(282) / 评论(0) 分类 奥运28大项比赛

spring goeth all in white robert bridges spring goeth all in white, crowned with milk-white may; in fleecy flocks of light, o'er heaven the white clouds stray; white butterflies in the air; white daisies prank the ground; the cherry and hoary pear, s

发表于:2018-12-31 / 阅读(351) / 评论(0) 分类 有声杂志阅读

The pilot and the passenger got into the plane. It was a small plane. It had one engine. It was an old plane. The pilot started the engine. Are you okay? he asked the passenger. She said she was okay. They were flying to an island. The island was onl

发表于:2019-01-04 / 阅读(87) / 评论(0) 分类 简单慢速英语阅读

C: (Later) Andy: You were right, Fred. Nobody is bothering us, especially the fish! We haven't caught a thing! Fred: Grab the oars, Andy, and let's get out of here! Andy: Right! Hey! I'm rowing but I ain't moving! Fred: Uh-oh! We're too close to the

发表于:2019-01-14 / 阅读(83) / 评论(0) 分类 王强口语 第一册

A gentleman who had traveled in Europe, relates that he one day visited the hospital of Berlin, 一位绅士曾去欧洲旅行,有一天,他去参观柏林一家医院。 where he saw a man whose exterior was very striking. 在医院里,他遇见

发表于:2019-01-17 / 阅读(101) / 评论(0) 分类 美国语文第五册

First place I'd like to take you is what many believe will be the world's deepest natural abyss. 我要带大家去的第一个地方是一个天然的深渊,许多人相信它将会被证明为世界最深之渊。 And I say believe because this p

发表于:2019-01-18 / 阅读(81) / 评论(0) 分类 TED演讲商业篇

请看相关报道: Wang Lijun, Chongqing's former vice-mayor and police chief, has been charged with bending the law for selfish ends, defection, abuse of power and bribe-taking by the Chengdu City People's Procuratorate. 重庆市原副市长、公

发表于:2019-02-09 / 阅读(112) / 评论(0) 分类 英文语法词汇

Children of the future age, Reading this indignant page, Know that in a former time Love, sweet love, was thought a crime. In the age of gold, Free from winter's cold, Youth and maiden bright, To the holy light, Naked in the sunny beams delight. Once

发表于:2019-02-18 / 阅读(141) / 评论(0) 分类 阅读空间

Dialogue 1 Mark: Hi, Jingjing. Have you still been going to the gym pretty often? 马克:嗨,京晶,你还经常去健身房吗? Jingjing: I make it there twice a week at least. Last week, I was there four times. 京晶:我一周至少能去两

发表于:2019-02-21 / 阅读(89) / 评论(0) 分类 英语PK台

Let me not to the marriage of true minds 呵,我绝不让两颗真心遇到障碍 Admit impediments. Love is not love 难成百年之好。爱不是真爱, Which alters when it alteration finds, 如果对方转弯自己立刻转向, Or bends wi

发表于:2019-02-24 / 阅读(174) / 评论(0) 分类 莎士比亚十四行诗全集

第三部分 你见过那棵树吗 My neighbor Mrs. Gargan first told me about it. Have you seen the tree? she asked as I was sitting in the backyard enjoying the October twilight. 关于那棵树,最初是我的邻居加根太太告诉我的。你见

发表于:2019-02-25 / 阅读(115) / 评论(0) 分类 双语有声阅读

今天我们要学的词是 defuse. defuse 的原意是拆除雷管,引申出来就是化解,化险为夷。 French President Macron's plan to defuse antigovernment protests with tax cuts is set to blow out French deficit, risks bending European

发表于:2019-02-26 / 阅读(127) / 评论(0) 分类 英语单词荟萃

第一、迷你对话 A: Do you know Mark? 你认识马克吗? B: Yeah! He is a nice guy. He is very helpful and always bends over backward to help those who are in need of help. 认识,他是好样的。他总是乐于助人,帮助那些需要帮

发表于:2019-03-05 / 阅读(133) / 评论(0) 分类 迷你对话学地道口语
学英语单词
a hell of a note
A-sharp major
agency action
air taxi
akebigenine
anniversarian
anti-proteinases
average station efficiency
back of levee
baritt diodes
becourage
camera aperture
camp hill
carine
celtis laevigatas
claymores
cloxaillin
Cobija
composite eyes
connely
copy chief
counceil
crushing strip
Dimeria guangxiensis
double riveted lap joint
dry-laid stone masonry
ex-cap
FASCAM
femoral nerve graft
flare back
flying-crane helicopter
force shortfall
Fred Sanger
gad tong
gfsa
gynecian
Göta Kan.
halimocnemis villosa kar. et kir.
Hopper,Grace Murray
HOSPTN
hyperleucocytosis
Illicium ternstroemioides
in-line readout
interruptible power supply
Kosinskiy Rayon
lagoon cycle
laminated core
library member
Lie derivative
lived for
ltra
lupus mucosae
manioc pellet
marquettes
MATSA
mechanical vibrations
meche
modified syntax tree
nitrosoureas
non-ionized atom
nonferrous metal tube
one or another
optimizing control theory
papilionid
parallel high speed algorithm
peregrinations
periodic conditions
permutant
power on time
pseudotetramera
punch and anvil
purpura telangiectasia arciformis
rainwater bend
RAN2A
re-sworn
regs
regulating screw
rejuvenated
scrobiculus
scrumming
self-perceiveds
servocontrol
Setlocal
shaft labyrinth
shielded cell
slugging bed
springled
standard polygon
structure stability
sub-intervals
subliming ablator
sunningdale
system programming application
Thomas Carlyle
transitive denpendence
ultra-abyssal zone
unharmony
unit analysis
universally measurable
unmantled
vena pylorica
wayk