可变焦距透镜,可变焦距物镜

It was a very sunny Saturday and the zoo was crowded with families. The Dursleys bought Dudley and Piers large chocolate ice creams at the entrance and then, because the smiling lady in the van had asked Harry what he wanted before they could hurry

发表于:2018-12-05 / 阅读(256) / 评论(0) 分类 哈利波特与魔法石

Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will tell the story in two parts. Now, here is Maurice Joyce with part one of The Diamond Lens. When I was ten years old, one of my older cousins gave me a microscop

发表于:2018-12-08 / 阅读(579) / 评论(0) 分类 2018年VOA慢速英语(二)月

[00:00.00] Unit 5 Shall we go to the zoo? [00:15.80]Shall we go to the zoo? [00:44.75]A:Hello, may I speak to David? [00:49.40]B:Speaking! [00:52.43]A:Hi, David! This is Lin Tao speaking. [00:57.08]A:Hi, Lin Tao. What's up? [01:00.84]B:What are you g

发表于:2018-12-10 / 阅读(218) / 评论(0) 分类 (人教版)初中二年级上册

AMERICAN STORIES - Short Story: The Diamond Lens by Fitz-James O'Brien (Part 2) Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and

发表于:2018-12-16 / 阅读(162) / 评论(0) 分类 2011年VOA慢速英语(六)月

深圳朗文版,小学一年级英语

发表于:2018-12-29 / 阅读(131) / 评论(0) 分类 深圳朗文版小学一年级英语

When the children arrived home from the bookstore, they greeted Grandfather, who was digging holes for the new shrubs he had bought that morning. Entering the house, they were surprised to see Edward in an angry conversation with a woman in a red sui

发表于:2018-12-31 / 阅读(223) / 评论(0) 分类 26 The Mystery of the Mixed-Up

Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice Joyce with part two of The Diamond Lens. When I was a child, someone gave me a microscope. I spent

发表于:2019-01-03 / 阅读(415) / 评论(0) 分类 2018年VOA慢速英语(三)月

By Ade Astuti and Susy Tekunan San Diego, CA 06 December 2007 The 40 hectare San Diego Zoo in the western state of California is home to over 4,000 rare and endangered animals representing more than 800 species and subspecies, and a prominent botanic

发表于:2019-01-07 / 阅读(181) / 评论(0) 分类 VOA常速英语2007年(十二月)

[ti:UNIT 6 Let's Go! Lesson 46: Let's Go to the Zoo!] [00:01.54]UNIT 6 第六单元 [00:03.35]Let's Go! 我们出发吧! [00:05.65]Lesson 46: 第46课: [00:07.78]Let's Go to the Zoo! 我们去动物园吧! [00:10.94]1. [00:12.17]What is it? 它是

发表于:2019-01-09 / 阅读(295) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

Sorry,thereisnotexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thankyou !

发表于:2019-01-10 / 阅读(279) / 评论(0) 分类 英国原版Beep嘟嘟剑桥少儿英语

AMERICAN STORIES - Short Story: The Diamond Lens, Part 1, by Fitz-James O'Brien SHIRLEY GRIFFITH: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called The Diamond Lens. It was written by Fitz-James O'Brien. We will te

发表于:2019-01-12 / 阅读(180) / 评论(0) 分类 2011年VOA慢速英语(六)月

Listen to the questions and check the correct answers. 1.(the sounds of elephant) Listen! What is that sound? 2.(the sounds of sheep) Listenl Did you hear the sound of sheep? 3.How does a calf cry? 4.Look! What are hanging on the trees? 5.What are th

发表于:2019-02-17 / 阅读(219) / 评论(0) 分类 英语听力练习题
学英语单词
actuate
adenoviruses
american industrial hygiene association
as blunt as hedge-hook
auricular systole
bergstedt
between-columns mean square
bothus myriaster
burdly
bus terminal fault
bystole
cable grip (gripper)
carabe
cargentos
Chambon, L.de
chn
Churachandpur
cold charge
Compared with last year
composite eyes
continuous slowing down approximation
contractual rules
control valve gland
critical detector-source spacing
cytidylyl
dc welding
diagnostic subsystem
direct positive
disodium pyrophosphate
dmm (digital multmeter)
down-comer
enemy capabilities
energy dispersion X-ray diffraction
exhaust-steam separator
Export and Import Bank of Japan
full marks
fv
gained point
general union
gerhand
hammered dulcimerists
hephaestin
heteroplasmy
hot iron mold blowing
information entropy!
integrated oil company
intermediate-size car
internal machining operation
johnius distinctus
Kings, Valley of the
knock intensity indicator
kurdt
Latin language
light-coupled device
lissoporcellana streptochiroides
lobophytum pauciflorum
Maginnis
mayolia
mean lake level
mobile component
Molitg-les-Bains
mosecular beam
newtons law
NoCall
non-packable
order of the day
Ouadiour
overnight repo
p-bromoaniline
palaeocortex
photophytes
phototronic cell
pipe failure
pocket rule
prior to seeding
production tool
pussyboys
quadratic pricing model
rankine
Saturnian magnetosphere
Seine-Maritime
seselin
small people
stenostomy
stepsister
stripper board
strobe light
subrostral
Sursilvan
symmetric dual problem
teclosine
towelry
uniforms
vacuum-tube voltmeter
valence distance
warp of the economic structure
wingship
yellow hawkweed
yhed
you complete me
Yugonostalgia
Ziziphus mauritiana