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(234) / 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(559) / 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(195) / 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(140) / 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(117) / 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(200) / 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(392) / 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(159) / 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(273) / 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(260) / 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(160) / 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(192) / 评论(0) 分类 英语听力练习题
学英语单词
a little better
a posteriori entropy
absolutely right
ameliorating seed
Anjar
Apollo command and service module
arcyria magna
autoset
aznavours
blinman
boipatongs
caryomere
cascade weld sequence
Cell pointer
cinnamylidene-acetophenone
Coloureds
Commonwealth Secretariat
convicy
cross-rate
cut a poor figure
deep-discount bond
division archaebacterias
dog-hole
draw to an end
enterolysin
evaluation function
excess of water
field block
folding seat bed
fully loaded arrival
give him the finger
give of oneself
high titanic type
hurdless
hydroparesis
indefinite repeat
infrared video camera
ink character recognition
interplants
irido-
items of equipment
Ivanovy Ludy, Ostrova
k'ang kuo chi
kiwaid
label area
latent fingerprints
Ligularia parvifolia
lizard stone
log circular saw
logical design
manipular
mesectoblast
metropolitan consolidation
milligrammolecule
moonbounce
multistable configuration
out of vogne
outer-hill
palestine islamic jihads
parole officers
partial replica
paterne
penis vesicle
plan of fellings
postural hypotensions
potassium thorium iodate
preplanning
protective mask for workman
puissance publique
pycnoporus coccineus
QNP
record of discussions
refindable
refrigerator magnet
resistance to ageing
rewer
rival firms
rotor
scanning line length
seating arrangement
second council of constantinoples
sectioning device
series-parallel comparator
Shared Key Authentication
silicisponge
slow handclap
spiral drill rod
stack bucket algorithm
standard penalty function
stiff pavement
subcauses
suxethonium chloride
temperature resolution
thermogenic center
thin white
tong-do (dong do)
transubstantiator
undocumented immigrants
unvisual
volstad
wifi locator
yemuoside