双曲性的圆束

David lost his yellow pencil. He could not find it. Where is my yellow pencil? he asked his sister. His sister did not know. I don't know where your pencil is, she said. David thought about it. He thought and thought. He used his yellow pencil before

发表于:2018-12-04 / 阅读(161) / 评论(0) 分类 英语第1级听力-English Level 1

[00:05.09]The importance of Being Kind and Polite [00:08.22]友善和礼貌的重要性 [00:11.34]Frankly, I think you're boring. [00:13.86]老实说,我觉得你很乏味. [00:16.38]Why do we seldom hear people speak so honestly? [00:19.50]为什么我们很少听到人们说话如

发表于:2018-12-04 / 阅读(153) / 评论(0) 分类 大学英语自学教程上

[00:00.00]parent [00:00.86]父(母)亲 [00:01.72]parents [00:02.61]父母亲 [00:03.50]parrot [00:04.39]鹦鹉 [00:05.28]past [00:06.18]经过 [00:07.08]pear [00:07.98]梨 [00:08.88]pen [00:09.78]钢笔 [00:10.68]pencil [00:11.64]铅笔 [00:12.59]pen

发表于:2018-12-10 / 阅读(219) / 评论(0) 分类 人教版初一单词短语

UNIT 1 Hello Again!再次相见! Lesson 3 Is This Your Pencil?这是你的铅笔吗? 1.What's this?这是什么? This is a blackboard.这是黑板. This is chalk.这是粉笔. This is a school.这是学校. This is a chair.这是一把椅子. These a

发表于:2018-12-12 / 阅读(164) / 评论(0) 分类 冀教版小学英语(三起)--第四册

Unit 2 This is my Pencil. [00:02.49]单元二 这是我的铅笔。 [00:04.99]Lesson 7 [00:06.61]第七课 [00:08.23]1.Just speak [00:10.00]1.请讲话 [00:11.78]Hi,LiYan. This is Kate. This is LiYan. [00:14.81]喂,李燕。这是凯特。这是李燕

发表于:2018-12-12 / 阅读(204) / 评论(0) 分类 人教版小学英语三年级

[00:00.00] Unit 4 Fun with shapes [00:05.69]A Look and say.Listen [00:12.15]There's a square.It's green. [00:18.31]I can see two triangles. [00:24.16]They're blue.It's Picture 4. [00:29.73]Now say. [00:32.89]There's a square.It's green. [00:42.92]I c

发表于:2018-12-12 / 阅读(133) / 评论(0) 分类 人教版PEP英语(2012版) 三年级

UNIT SEVEN [00:13.58]What is this?Picture 1. [00:20.66]What is this,Gogo? It is a pencil.Picture 2. [00:34.61]What is this? It is a rubber. Very good.Picture 3. [00:51.57]What is this,Dick? It is a pen.Picture 4. [01:03.95]What is this,Mimi? It is a

发表于:2018-12-13 / 阅读(261) / 评论(0) 分类 小学综合英语1A

UNIT EIGHT [00:15.67]Open the window,please.Picture 1. [00:24.61]Open the windiw,please. Yes,Lucy. Thank you.Picture 2. [00:40.86]Close the door,please. Yes,John.Picture 3. [00:53.47]Clean the blackboard,please. Yes,Alan.Picture 4. [01:07.21]Close th

发表于:2018-12-13 / 阅读(267) / 评论(0) 分类 小学综合英语1A

[00:02.97]Unit 2 Is this your pencil? [00:07.29]SELF CHECK [00:09.56]1.Key word check. [00:14.05]Check () the words you know. [00:17.28]backpack notebook computer game baseball [00:27.22]pen ruler book pencil case dictionary [00:40.70]eraser ring wat

发表于:2018-12-13 / 阅读(166) / 评论(0) 分类 新目标初中英语七年级上

[00:00.00]Unit 2 Is this your pencil? [00:06.18]Section A [00:08.26]1b listen and number the conversations[1-3]. [00:16.39]Conversation 1 [00:18.57]Is this your ruler? [00:20.49]No,it isn't. [00:22.13]It's her ruler. [00:24.87]Conversation 2 [00:26.9

发表于:2018-12-13 / 阅读(142) / 评论(0) 分类 新目标初中英语七年级上

Apple on Tuesday introduced a new iPad with a digital pencil to draw and write plus greater performance at a high school in Chicago. The new 9.7-inch iPad goes with an Apple Pencil, which delivers a remarkably fluid and natural drawing experience. iP

发表于:2018-12-24 / 阅读(157) / 评论(0) 分类 2018CRI中国国际广播电台

Its eleven oclock Sunday morning, and youve just woken up after a late night of carousing. You stumble out of bed, brace yourself on the bathroom sink and blink into the mirror. 现在是周日上午11点,而你刚从前一晚的狂欢过后醒来。

发表于:2018-12-28 / 阅读(165) / 评论(0) 分类 初学者听力文摘精选

[00:02.85]Module 7 LOST AND FOUND [00:07.33]UNIT 2 What does it look like? [00:11.07]1 Listen and read. Then say. [00:15.19]Class, can you please look for [00:17.25]Liu Hong's pencil case? [00:19.57]What does it look like? [00:21.18]It's red one. [00

发表于:2018-12-29 / 阅读(191) / 评论(0) 分类 外研社新标准初中英语七年级

Johnny, looking out there. What do you see? field, some hay. No, its more than that, mate. Come on, now work with me here. What is it? Honestly man, I just see a field. It's a cosmic canvas. It's a blank supernatural sheet for extra terrestrial art.

发表于:2018-12-30 / 阅读(214) / 评论(0) 分类 国家地理2007年

David lost his yellow pencil. He could not find it. Where is my yellow pencil? he asked his sister. His sister did not know. I dont know where your pencil is, she said. David thought about it. He thought and thought. He used his yellow pencil before

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 超级简单英语阅读

Why We Walk in Circles? Pin the Tail on the Donkey is always fun when you're watching rather than pinning. It is somewhat surprising to see how the blindfolded performers act. Instead of going straight, they always wander off to one side or the other

发表于:2019-01-02 / 阅读(201) / 评论(0) 分类 双语有声阅读

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(475) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

Todd: So Jonathan, I thought we would talk about UFOs. Jonathan: Sure. Todd: So do you believe in UFOs? Jonathan: I think that the chance that there is intelligent life in the universe is overwhelmingly likely. But I don't think they're constantly vi

发表于:2019-01-20 / 阅读(222) / 评论(0) 分类 原版英语对话1000个

我们今天来讲几个描绘不同言谈方式的习惯用语。第一个是: talk in circles。 Circle意思是园圈,中文也有说话绕圈子的说法,意思是说话不直截了当,迷惑听话的人。 我们通过个例子来体会英文

发表于:2019-02-05 / 阅读(175) / 评论(0) 分类 美国习惯用语

1、panda 熊猫 2、paper 纸 3、parent 父亲 4、park 公园 5、parrot 鹦鹉 6、party 聚会 7、past 时间过了 8、PE 体育 9、peach 桃子 10、pear 梨 11、pen 钢笔 12、pencil 铅笔 13、pencilbox 铅笔盒 14、people 人、人民

发表于:2019-03-12 / 阅读(198) / 评论(0) 分类 英文语法词汇
学英语单词
aggregate of salaries tax
argon oxygen decarburizing process
arrangement factor
attribute acceptance sampling
biochemical mechanism
blacksmithies
brittle-star
bronze screw hook
byte-oriented operand
cbt(computer-based training)
circular groove
coastal barge
code police
combined steam and gas turbine machinery
completion fluids
conidendrin
constant output oscillator
counter-poison
cremas
deibler
disseminated superficial actinic porokeratosis
Distributed processing.
dnocs
external cutting
Fenocylin
finishing plant
Fonatol
friendsomeness
full hole thread
ganesa
genus Aspidelaps
Goodell's law
Hotchkin
Hydrocotyle
icumazole
imminentness
iodopyrine
isoprednidene
keystone states
kinemadiagraphy
Kinsale Harb.
kprefermentation period
kurowskis
law of disuse
locate the respondent
macrocyclic ligand
mathematical skill
meisch
Mijertinia(Bari)
miri land
nit nurses
Octoknema
Onegisk
overspanned
phenyl trichlorosilane
photometallic etching
phrase table
pleasurableness
portable alignment gauge
predisposing
primary target
psychomological
put on one's face
rake sth off
reactive fixing agent
reception clerk
resmoothing
rhinokyphosis
rock slice identification
rotary knife cutting machine
salesman room
salmonella newington
sample preparation by filtration
sardachate
seavan
septicaemic plague
silicon bromochloride
soft sulfur
solid Bristol
sour note
sporidium
Springett
star sapphires
still-beautiful
talibans
thermo-insulation
three position four-way hand change-over valve
trading rules
train headway
transfer set
unbitt
united methodist churches
valley dam
value product
WAEDM
Webster Groves
weeping spring
wilily
xom
y/pb/pr
zerodur
zigadenuss