半有机化学

[00:03.15]第五单元 复习 [00:06.30]Lesson 17 Read and act [00:09.87]第17课 阅读并表演 [00:13.45]During the break, [00:15.03]课间, [00:16.61]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:19.94]李雷偶然

发表于:2018-12-01 / 阅读(160) / 评论(0) 分类 初中英语人教版初三

[00:00.00]Unit 7 Living Together [00:06.77]Expansion 7 [00:08.48]2 School Events [00:13.17]Last week we asked students [00:15.06]to write about their favorite school events [00:17.32]in the year. [00:18.93]Here are some of their replies. [00:21.36]1

发表于:2018-12-04 / 阅读(185) / 评论(0) 分类 新标准初中英语七年级下(2013版)

Autobiography of Nobel Prize Winner: Jean-Marie Lehn I was born on September 30 1939 in Rosheim, a small medieval city of Alsace in France. My father, Pierre Lehn, then a baker, was very interested in

发表于:2018-12-05 / 阅读(119) / 评论(0) 分类 英语沙龙2004全年合辑下

[00:21.89]lesson 1 [00:36.05]Have/has got =have/has [00:59.22]I have got a CD player, [01:03.97]but Jim hasn't got one. [01:10.92]Has Lucy got one? [01:22.99]I have a CD player, [01:31.66]but Jim hasn't/doesn't have one. [01:50.60]Does Lucy have a Cd

发表于:2018-12-10 / 阅读(168) / 评论(0) 分类 初中英语人教版初三

[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0

发表于:2018-12-13 / 阅读(188) / 评论(0) 分类 高中英语人教版高一

[00:09.20]Lesson 17 1.Read and act [00:15.36]During the break, [00:18.52]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:25.08]Oh,Paul,you got another A+. Congratulations! [00:30.64]Thank you. [00:33.20]I wonder how yo

发表于:2018-12-18 / 阅读(242) / 评论(0) 分类 人教版九年级英语

发表于:2018-12-25 / 阅读(141) / 评论(0) 分类 洋话连篇

1. What's your major in college? 你的专业是什么? 2. What did you major in? 你的专业是什么? 3. What are you majoring in? 你的专业是什么? 4. Why are you so interested in English? 为什么你对英语那么感兴趣? 5. I t

发表于:2018-12-25 / 阅读(152) / 评论(0) 分类 面试口语脱口而出

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(200) / 评论(0) 分类 60秒科学

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(158) / 评论(0) 分类 2014年VOA慢速英语(八)月

Take for an example, bio-diesel fuel can be made from vegetable oil and animal fats, and its chemical make up includes carbin chains, joush worth knows that he didn't learn the chemistry class and hasn't taken chemistry yet. Brook horper, a field in

发表于:2019-01-08 / 阅读(243) / 评论(0) 分类 CNN2012年(五)月

AS IT IS 2016-10-05 Nobel in Chemistry Goes to Makers of Worlds Smallest Machines 2016诺贝尔化学奖:世界上最小的机器 Three scientists have won the Nobel Prize in Chemistry for their work in developing tiny machines. The three men are Jea

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2016年VOA慢速英语(十)月

Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly

发表于:2019-01-13 / 阅读(144) / 评论(0) 分类 VOA标准英语2010年(八)月

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(172) / 评论(0) 分类 2016年Scientific American(十)月

SCIENCE IN THE NEWS - Americans Win All the Nobel Prizes for Science in Two Thousand SixBy Nancy Steinbach Broadcast: Tuesday, October 17, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special En

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 2006年慢速英语(十)月

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(135) / 评论(0) 分类 VOA标准英语2009年(十月)

By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr

发表于:2019-02-04 / 阅读(150) / 评论(0) 分类 2007年VOA常速英语(十月)

A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar

发表于:2019-02-06 / 阅读(125) / 评论(0) 分类 VOA标准英语2008年(十月)

释义: There is ( are ) ... 有 虽然是最基本的表达方式,但在日常会话中占到的比例很大,可以分为多个类型进行表达。 There are ( is ) ... 表示单单的在,而 Here are ( is ) ... 表示递交物品或意见。

发表于:2019-02-26 / 阅读(193) / 评论(0) 分类 老外最常用的英文短语

1、take a shine to sb字面意思,给某人一些阳光,中国话来说,即青睐某人,喜欢某人,更多偏向印象好,有好感的意味。 例如: I'm sure he has taken a shine to you. 我敢肯定他对你有好感。 2、have a

发表于:2019-03-11 / 阅读(165) / 评论(0) 分类 英语口语
学英语单词
a discredit to
acetylenic acid
aircraft control ship
alluvial plain shoreline
antiepileptogenic
asterina aucubae
banner line
baudekins
be caught with chaff
beet slices
beverage industry
bioaccumulators
boil-off gas (bog)
Buttrio
caffe-latte
Callirhoe digitata
capacitor start and run motor
cles
coffee pea
communitive
compatible television
composition of soil
confounded planning
conical surface
construction materials of the main parts
cooling range
coscinodiscus lineatus
country-
cross-pin
cytols
davinson
detechnicalize
dunkometer
easy-turning
English for Academic Purposes
equilibrium approximation
erythrocyte
executibility
exede
fearnow
field of definition for variety
full scantling
gold-sol reaction
hand kept
herpetic chancre
Hollerith format
hot tubbing
impulsion motion
internal conjugate diameter
intragranular cracking
Ivarest
kristjansson
late rice
length measuring-instrument
logistic cost
lose ... mind
LSI
marginal productivity theory
mesostasis
mini-grants
munchene
Nataungyan
neuroses
nondesignated
nonsport
Oktibbeha County
panama-pacific
paphia euglypta
pars occipitalis
parthenocissus austro-orientalis metcalf
pharmacotherapy
play catch up
potassium arsenide
pre-column
prestressed concrete structure
primary constriction
psalmistries
rack line
rack pinion drawbench
rattuss
rutile nelsonite
satietin
sea turns
seismometer pier
serigraphic
shake on
shanwan series (miocene)
stem-cutting
stowing anchor
substantial measure
subway platform
ta ch'ui shou
tangential zero from below
tea-cups
tibien
traveler's-tree
troposphere reflection
tunicae intima vasorum
vibroll
whole antigen
zigzag rachis
zveno