弯扭复合振动

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(238) / 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(248) / 评论(0) 分类 英语复述材料-第三辑

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(156) / 评论(0) 分类 英文名句短语

Welcome to our home. Home for this quartet of eco-activists is a bus. And its touring the country to spread a message of sustainability. They call their effort bio-tour. We are seeing a society that is not living sustainably, that is exploiting reso

发表于:2018-12-11 / 阅读(137) / 评论(0) 分类 万花筒2008年

3. This success, coupled with later research showing that memory itself is not genetically determined, led Erics-son to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子主干是

发表于:2018-12-30 / 阅读(141) / 评论(0) 分类 考研英语长难句讲解

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(445) / 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(144) / 评论(0) 分类 简单慢速英语阅读

On the belt and road investment, China is hoping to get Finland on board for its technology. Let's hear what China's ambassador to Finland has to say. Although Finland is on the northwestern stretch of the bet-and-road area, but its new technology is

发表于:2019-01-05 / 阅读(273) / 评论(0) 分类 cctv9英语新闻2017年

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

[00:02]A:Don't work me. [00:04]L:I'll walk you through collecting the evidence. [00:07]Just describe the restraints. [00:23]A:They're strange-looking handcuffs. [00:25]They look more like old shackles or something. [00:33]And her feet are are b

发表于:2019-01-14 / 阅读(177) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

3. This success, coupled with later research showing that memory itself is not genetically determined, led Ericsson to conclude that the act of memorizing is more of a cognitive exercise than an intuitive one. 【分析】复合句。句子的主干是

发表于:2019-01-16 / 阅读(212) / 评论(0) 分类 考研英语长难句讲解

And I'm not sure how to fix it because I'm only a scientist. 我只是个科学家,不知如何解决这个问题。 But maybe one way to do it is to go back to the more natural way of communication, which is a dialogue, 但或许有个可行的方法

发表于:2019-01-18 / 阅读(180) / 评论(0) 分类 TED演讲科学篇

This is Xaero - a vertical take-off and landing vehicle being developed by Masten Space Systems. The California start-up hopes the rocket will eventually carry pay-loads for NASA to altitudes of up to 30 kilometres, mainly to collect atmospheric data

发表于:2019-02-03 / 阅读(140) / 评论(0) 分类 英语新闻视频

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(198) / 评论(0) 分类 实用英语

如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底

发表于:2019-02-08 / 阅读(185) / 评论(0) 分类 英语口语

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(177) / 评论(0) 分类 英文语法词汇

介绍: couple 夫妻;情侣; They're a couple. 他们是一对。 a couple of 一些 I've been living in Shanghai for a couple of years. 我住在上海有些年了。 couple up 与某人结合 和某人在一起 Jenny broke up with her ex and c

发表于:2019-02-13 / 阅读(165) / 评论(0) 分类 英语俚语天天说

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(205) / 评论(0) 分类 阅读空间

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(274) / 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(188) / 评论(0) 分类 双语有声阅读
学英语单词
alcohol inlet
all-maler
allowable bearing value
arguedas
atlantodidymic monster
attirements
auncient
bending-vibration
braided sling
branchiopod
brasofensine
break bulk
bronze diabetes
Buad I.
buchel
building-out network
bulbar compression test
C-
cagsular thrombosis syndrome
Cayeli
chlumsky
class cryptophyceaes
cock-size
compellable
constant volume test
conventional occlusion
cooling pipe system
Da Bu Wan
da Vincian
data-collections
decimal classifier
descriptive dialectology
dryopteris scottii
electrodusting
electromerism
excess-profits tax
extraeconomic coercion
fine-wire rope
fire conservancy
flow-limited
flyawaiest
front-bearing
full journal bearing
furnivals
generous tax holidays
Haibak
high-melting-point metal
Huong Tra
identities
internet-style
laflunimus
Locumba, R.
Long Hai
look-good
meta keys
monetary parity
Nipronol
nontransparency
optimistic/pessimistic forward pruning
outcheering
oxytrisulfotungstate
perforated-feed pipe
phase of echo
phenogenesis (fischer 1939)
physio-stimulator
pioneering advertising
Polygala bawanglingensis
Posadowsky Glacier
product-specific services
Pseudolynchia maura
RAD (rapid access device)
rain water damage
redamation
reflex exposure photoreceptor
resonator grid
roze
safe rules
sand sage
seam-slag cleaner
Shida Kartli
source-destination code
spottswood
staff of record
steam-baths
stochastic transition function
stondard
suberized wall
subitaneous
sweet potato grater
synanamorph
Tannay
tendon graft
trend analysis method
trivial proximity
two-in-hand winding
unresourcefulness
unsampled
usurpation
worketation