固有模态(振动)

For VOA Learning English, this is Everyday Grammar. This week we are going to show you how to give advice using modal verbs. Modal verbs (called modals for short) are auxiliary verbs that express a speaker's attitude and the strength of that attitude

发表于:2018-12-08 / 阅读(360) / 评论(0) 分类 2018年VOA慢速英语(二)月

We often need to tell others what someone else said. There are two ways to do this. One is to say the same words and use quotation marks. That is direct speech. The other method is to summarize, or tell about what someone said. This is called reporte

发表于:2018-12-08 / 阅读(689) / 评论(0) 分类 2018年VOA慢速英语(二)月

Imagine that you are planning to travel to another country. There is a lot that you need to do before you leave. Here are some things that might need to be done: Your passport has to be renewed. Your hair still needs to be cut. Your shoes should be r

发表于:2018-12-08 / 阅读(331) / 评论(0) 分类 2018年VOA慢速英语(四)月

发表于:2018-12-08 / 阅读(344) / 评论(0) 分类 医务英语

If you asked even the most knowledgeable Americans, they probably could not tell you more than a few meanings for the word so. It is an everyday word that most people use without even realizing its complexity. But this mysterious little word can act

发表于:2018-12-16 / 阅读(323) / 评论(0) 分类 2018年VOA慢速英语(十)月

本单元是关于讨论棘手问题的会议的对话 Boss: Come in. Ah, Tim, how can I help? Tim: Erm, well, I think you should read this letter from the watch repairers. Boss: Oh yes, let me see it? hmm, well, I imagine someone in their office must have made a mis

发表于:2018-12-26 / 阅读(406) / 评论(0) 分类 公寓伙伴

To me, we actually went an ad line earlier with Apple, 苹果以前有一条广告: that the personal computer was the bicycle of mind, 计算机是思想的自行车 and I believe that with every bone in my body, that of all the inventions of huma

发表于:2018-12-27 / 阅读(391) / 评论(0) 分类 名人传记

English can be a complex language to master. It has a lot of rules and breaks many of them. No matter your level of English, forming questions can be one of the more vexing parts of mastering the language. The good news is that we are here today to m

发表于:2019-01-03 / 阅读(340) / 评论(0) 分类 2018年VOA慢速英语(九)月

379 、 石棉 asbestos;asbestus 380 、 石膏 PlasterofParis 381 、 示波器 oscilloscope 382 、 立体图 pictorialdrawing 383 、 交流电流 alternatingcurrent(a.c.) 384 、 交流电压 a.c.

发表于:2019-01-03 / 阅读(385) / 评论(0) 分类 英文名句短语

SEC(Single Edge Connector,单边连接器) Shallow-Trench Isolation(浅槽隔离) SIMD(Single Instruction Multiple Data,单指令多数据流) SiO2F(Fluorided Silicon Oxide,二氧氟化

发表于:2019-01-09 / 阅读(405) / 评论(0) 分类 实用英语

Everyday Grammar: You Had Better Learn Modals! 英语日常语法:情态动词 For VOA Learning English, this is Everyday Grammar. This week we are going to show you how to give advice using modal verbs. Modal verbs (called modals for short) are auxi

发表于:2019-01-12 / 阅读(345) / 评论(0) 分类 2015年VOA慢速英语(七)月

Everyday Grammar: Mastering Reported Speech We often need to tell others what someone else said . There are two ways to do this. One is to say the same words and use quotation marks . That is direct speech . The other method is to summarize , or tell

发表于:2019-01-12 / 阅读(328) / 评论(0) 分类 2015年VOA慢速英语(七)月

You Really Should Learn Modals! For VOA Learning English, this is Everyday Grammar. This week we are going to show you how to give advice using modal verbs. Modal verbs (called modals for short) are auxiliary verbs that express a speaker's attitude a

发表于:2019-01-12 / 阅读(455) / 评论(0) 分类 2016年VOA慢速英语(六)月

They Say That Reported Speech is Easy We often need to tell others what someone else said. There are two ways to do this. One is to say the same words and use quotation marks. That is direct speech. The other method is to summarize, or tell about wha

发表于:2019-01-12 / 阅读(495) / 评论(0) 分类 2016年VOA慢速英语(四)月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster, meet the modals! RS: Modals are words like can, could, will, would, may, might, and must. The list goes on. And they can be tricky to learn. AA: We get more of an introduction fro

发表于:2019-01-18 / 阅读(345) / 评论(0) 分类 英语单词大师-Word Master

Broadcast on Coast to Coast: June 20, 2002 Re-broadcast on VOA News Now: June 23, 2002 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster, meet the modals! RS: Modals are words like can, could, will, would, may, might, and must. Th

发表于:2019-01-25 / 阅读(372) / 评论(0) 分类 词汇大师(Wordmaster)

Modal verbs are helping verbs. We use them with main verbs to help us express ability, possibility, necessity and permission. Todays question is about a modal that is commonly confused with an expression. Heres the question, which comes from a listen

发表于:2019-02-06 / 阅读(400) / 评论(0) 分类 2019年VOA慢速英语(一)月

Secretary-Generals Message on World Health Day 秘书长世界卫生日致辞 7 April 2014 2014年4月7日 Every year more than one million people die from diseases carried by mosquitoes, flies, ticks and other insects, such as triatomine bugs. These

发表于:2019-02-09 / 阅读(433) / 评论(0) 分类 英语笔译

遥感Remotesensing 多谱线扫描器Multispectralscanner 分辨率Resolution 像素Pixel 谱带Spectralbands 红外线Infrared 紫外线Ultraviolet 雷达Radar 轨迹Path 景物确认Sceneidentificat

发表于:2019-02-18 / 阅读(452) / 评论(0) 分类 英文语法词汇
学英语单词
abundance anomaly
acrolectal
aircraft manufacture
albuminous body
ampere-hour capacity
assigned indexing
Association of Tungsten Producers
Balmaceda, L.
bicamera
birdishly
brandin
camoca
card ticket
casting ferrite
cells sap
close-winded
color-coded graph
commercial action
continuous creation theory
coral reefs
Courtown
cyberscams
D. & P.
damping pad holder
De Witt
Death pays all scores.
Dieldrine
disagreeable smelling gas
East Budleigh
electrocutor trap
electronic degree of freedom
embezzle public funds
evaluand
eye-movements
facter testamenti
filibeg
fill in the form
forced marches
glass-sealed
Haller's organ
hemastatic
hexagonal trapezohedral (crystal) class
high-frequency rock drill
illuminating laryngoscope
innovation process
John Crow Mts.
jund-ul-islams
Kormista
lambertian parameter
lead coated sheet
levante
mess locker
monkey money
national materials accountability system
natrite
newjanskite (iridosmine)
notional tax
odd lot trading
off-chances
Oligohydry
ormosia (ormosia) shoreana
p-methylamino phenol
palaeoethnographies
path of least resistance
periesophagitis
photoconductive time constant
predive
presentation of evidence
proud
psychoses
radioisotope applicator
recicle
REHABIL
rhetorical devices
rice-field
risen moulding
ruthenium dibromide
scavenge space
shank clamp
shtg
solid binder
spur-geared
staphyline glands
steady reproduction
surface acoustic wave modulator
switched telephone network
tagging us
tantas
thermocouple signal
tortuous pocket
travelling forge crane
try to find
two-factor cross
unclaimed deposit
under no condition
unsaluting
Villon
water fits
water-loving
wave barrier
whaled
wyf