[分化] 元素分析化学

[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(102) / 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(142) / 评论(0) 分类 新标准初中英语七年级下(2013版)

[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(120) / 评论(0) 分类 初中英语人教版初三

Review of units 7-12 [00:03.89]3a Listen to the four conversations. [00:09.85]match the conversations with the correct pictures. [02:37.31]Listen again and follow the instructions next to the pictures. [05:05.06]Review of units 7-12 [05:14.02]topping

发表于:2018-12-13 / 阅读(195) / 评论(0) 分类 新目标初中英语八年级上

[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(158) / 评论(0) 分类 高中英语人教版高一

Education Report - Scientists, Engineers Help Elementary School Teachers 教育报道 - 科学家和工程师帮助小学老师教授科学课 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 A progra

发表于:2018-12-16 / 阅读(232) / 评论(0) 分类 2011年VOA慢速英语(十二)月

else --- 其他 elder --- 年长 elephant --- 大象 elementary --- 初级

发表于:2018-12-16 / 阅读(169) / 评论(0) 分类 用听的背单词-基础2000MP3(a-g)

[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(198) / 评论(0) 分类 人教版九年级英语

发表于:2018-12-25 / 阅读(99) / 评论(0) 分类 洋话连篇

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(108) / 评论(0) 分类 2014年VOA慢速英语(八)月

As a band instructor at an elementary school, I require my students to turn in practice sheets signed by their parents so I can be sure they are putting in enough time. I had to laugh, however, when one parent wrote on her child's sheet, Practiced 17

发表于:2019-01-09 / 阅读(97) / 评论(0) 分类 趣味英语

As a band instructor at an elementary school, I require my students to turn in practice sheets signed by their parents so I can be sure they are putting in enough time. I had to laugh, however, when o

发表于:2019-01-09 / 阅读(278) / 评论(0) 分类 英汉幽默故事选读

[00:03.19]Unit 23 Conflict Culture Corner [00:07.45]School Counsellors [00:09.81]Counsellors offer help,advice and support [00:13.00]to people who find it difficult [00:14.43]to help themselves. [00:16.27]In the West,particularly in North America, [0

发表于:2019-01-10 / 阅读(186) / 评论(0) 分类 北师大版高中英语模块8(选修)

This is the VOA Special English Education Report. In the last ten years, hundreds of American schools have begun to offer a new way to teach foreign languages. This method is called dual or two-way immersion. Here is how it works at London Towne Elem

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 2010年VOA慢速英语(六)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(85) / 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(129) / 评论(0) 分类 2016年Scientific American(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(88) / 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(98) / 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(83) / 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(123) / 评论(0) 分类 老外最常用的英文短语
学英语单词
accessibility
Angelica biserrata
antigospel
attenuation gage
basaltization
be segmented into
beet bug
bravingly
capital property rights
car chase
caressed
cargo wire
cast wheel
cloacal pore
co-spire
coach up
color plotter
complete failure
Cordilheiras, Sa.das
correct spelling
cut a one's loss
decision theory
DIA-4
differential thermometre
Dixie Mission
drainage space
E. A. S.
Edo-kawa
eight-members
electronic tube
epidural lipoma
epiguaipyridine
euphronios
fast-freezing slag layer
fine space
fire fighting drill
fogan
frequency transformation
global controllability
grape owlet moth
growback
heterochylia
hidden form
high effective distribution
huswifes
imp gal
inorganic colloid-gelled grease
intercorrelating
Jellinek's sign.
konstanze
Kǔyonch'ǒn
Lappula spinocarpos
Lefka Ori
lunar time periods
lyam-hound
malt residue
mangamese nodule
Massora, Massorah
melting away
miss-stays
morocoy
multifandom
Muwahhid
mythologizable
naga (burma)
non-homogeneous linear differential equation
noncruciferous
nosode
organization man
Oxford shoes
parasitoid complex
permingeatite
physicalisms
Pyrobolospora
rape trauma syndrome
re-editions
rear axle dual drive
record management
remote-site
reradiation error
returned content
salivary cell
salmonellacidal
schizosaccharomycess
seal oil head tank and transfer barrier
shaker
sieve shovel
southward
straight-arrow
T-slot cutter
thermonuclear fire
time delay switch
traumatic neurasthenia
U. S. Code
ultrasimplifying
user-configurable
Vanquil
webhead
whole-brain
wilborne
Wyndmere
young-choes