音标:['sitidi:n] ;
cytidylic
adj.
cytidine的变形
cytidine
['sitidi:n]
n.
【生物化学】胞(嘧啶核)苷

Being Tidy and Messy 整洁和邋遢 A:It is beyond me how you and Oscar can be roommates. Youre very tidy and hes, well, a slob. 我真不明白你和Oscar怎么能成为室友的。你如此整洁,而他那么邋遢。 B:Its not always easy,

发表于:2018-11-30 / 阅读(170) / 评论(0) 分类 纯正地道美语

剧码: 上冲下洗左搓右揉 Mom: Johnny, have you tidied up your room yet? Johnny:Not yet, Mom. Why are you on such a cleanliness kick anyway? Mom: Do I have to remind you that your grandma is arriving tonight? Johnny:Oh, my God, I forgot gran

发表于:2018-11-30 / 阅读(171) / 评论(0) 分类 Eztalk美语会话

Todd: OK, Julia, we're talking about types of people and we have some more that we can discuss. So the next one is worry wart. Are you a worry wart? Julia Todd Audio File Free MP3 Julia: I guess when it comes to some things maybe yeah. Like sometimes

发表于:2018-12-02 / 阅读(131) / 评论(0) 分类 原版英语对话1000个

Are you a messy or tidy person? Is your desk a mountain of books and paper or is it a dust-free zone? January 14th, Clean Off Your Desk Day, is for you if your desk looks like a bomb has hit it.This is also a dayfor you to clean your computer desktop

发表于:2018-12-04 / 阅读(199) / 评论(0) 分类 2016年ESL之就医和人际交往

赖世雄旅游观光英语通教你学会观光旅游的各种对话、句子。 Cruising 开车兜风 Kathy and Evan are finally on the road. 凯西和艾凡终于上路。 K:Oh, it's so lovely here! Even in the city the streets are so clean and th

发表于:2018-12-09 / 阅读(211) / 评论(0) 分类 赖世雄旅游观光英语通

00:05.39]9 很帮得手的孩子 [00:10.79]A/Read the story. [00:14.72]读这个故事。 [00:18.65]Mr and Mrs Wong have untidy children. [00:23.68]王先生和王太太的孩子们不整洁。 [00:28.71]Your mother is tired and the house is dirty. [00:32.34]你们的妈妈很累,家

发表于:2018-12-13 / 阅读(176) / 评论(0) 分类 小学英语深圳双语版二年级

[00:00.00]9 It was clean but it's dirty now. [00:15.80]Conversation Listen and look. [00:20.53]Look!It's dirty. [00:26.78]Come on.Let's clean.OK. [00:33.12]It's nice.Look!It's was dirty.Now it's clean. [00:41.06]Let's put the garbage there.It's heavy

发表于:2018-12-13 / 阅读(213) / 评论(0) 分类 开心学英语第五册

英语作为一门语言,是一种优雅的艺术,但凡理解其中内涵的人都对英语爱不释口。然而英语也有令人抓狂的一面,不信?读读下面的句子! 1.I scream,you scream,we all scream for icecream! (我尖叫,

发表于:2018-12-25 / 阅读(110) / 评论(0) 分类 英语口语

Being Tidy and Messy Carole: It is beyond me how you and Oscar can be roommates. Youre very tidy and hes, well, a slob. Felix: Its not always easy, but were making it work. Carole: Isnt Oscar really messy all the time? Whenever I see him, his clothes

发表于:2018-12-27 / 阅读(150) / 评论(0) 分类 2013年ESL之日常生活

[00:00.00]MODULE 10 Problems [00:02.99]第十模块 问题 [00:05.98]Unit 1 [00:08.27]第一单元 [00:10.55]You shouldn't do that! [00:12.28]你不应该这样做! [00:14.00]Activity 1 [00:16.33]活动 1 [00:18.65]1. Look,listen and learn. [00:23.

发表于:2018-12-29 / 阅读(132) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

1. M: Forgive the mess in here. We had a party last night. There were a lot of people and they all brought food W: Yeah, I can tell. Well, I guess its pretty obvious what youll be doing most of today. Q: What does the woman think the man will do? A

发表于:2018-12-29 / 阅读(119) / 评论(0) 分类 英语四级听力-短对话

4 客房服务 3句英文任你选 Could you do the tum-down service for me now? 现在可以为我收拾房间吗? Would you tidy up a bit in the bathroom? 请您清理一下浴室好吗? Would you give me a wake-up call at 6:00 tomorrow morning? 能否

发表于:2018-12-31 / 阅读(99) / 评论(0) 分类 商务英语口语每天三句半

[00:00.00]MODULE 10 Good Habits [00:07.39]Unit 1 You shouldn't do that! [00:14.84]1.Look,listen and learn. [00:26.31]Mum.Tom is making a mess. [00:35.55]No,Tom.You shouldn't do that! [00:40.91]Sorry. [00:44.17]Now Tom.Please tidy up this mess.Will yo

发表于:2019-01-09 / 阅读(172) / 评论(0) 分类 新标准小学英语活动用书9册(一年级起点)

[00:00.00]MODULE 5 Clean and Tidy [00:09.09]Unit 1 There aren't enough bags. [00:16.82]1.Look,listen and learn. [00:28.29]Hi,Are you English? [00:33.88]Yes,I am.What are you doing? [00:38.84]We're cleaning this train station. [00:42.89]We're helping

发表于:2019-01-09 / 阅读(169) / 评论(0) 分类 新标准小学英语活动用书9册(一年级起点)

The itsy bitsy spider climed up the water spout. Down came the rain, and washed the spider out. Up came the sun, and dried up all the rain, And the itsy bitsy spider went up the spout again.

发表于:2019-01-09 / 阅读(365) / 评论(0) 分类 鹅妈妈童谣

[00:02.26]Unit 23 Confilct Lesson 3 [00:05.88]Exercise 3 Listen to the argument between [00:09.46]a brother and sister. [00:11.38]Use the Strategies to decide [00:12.97]if these statements are true or false. [00:18.24]Hey,Pete.Do you know I got an A

发表于:2019-01-10 / 阅读(243) / 评论(0) 分类 北师大版高中英语模块8(选修)

[00:00.00]3 One big difference between me [00:05.44]and my wife is mornings. [00:08.15]I jump out of bed really bright and breezy, [00:10.44]you know,singing along to the radio, [00:12.70]and she just loathes the morning. [00:15.32]She crawls out of

发表于:2019-01-10 / 阅读(313) / 评论(0) 分类 北师大版高中英语模块10(选修)

The explosion of piracy off the coast of Somalia in recent years has exposed a weakness in the United Nations maritime law that makes high seas piracy illegal throughout the world. An undated image made available in London, 08 Apr 2009 by Maersk Lin

发表于:2019-01-13 / 阅读(123) / 评论(0) 分类 VOA标准英语2009年(四月)

Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe

发表于:2019-01-13 / 阅读(187) / 评论(0) 分类 VOA标准英语2010年(六)月

My classroom is nice and big. 我的教室很漂亮,很宽敞。 There are forty desks and chairs in the classroom. There are two black boards on the walls. There are two pictures. My classroom has eleven lights and twelve fans. What color are the

发表于:2019-01-16 / 阅读(108) / 评论(0) 分类 英语作文
学英语单词
aamft
abscondee
acephalus monobrachius
acxiom
adverts
alaska rein orchids
amplifier characteristic
archebacteria
ashugh
assembly plan
Benedict VII
Blowatz
Budai-hegység
Castèl San Giorgio
cetana
chlorapatites
combo-box control
constructions
corporace
d-west
demilitarize
directional loudspeaker
disagreeable woman
doctor's degree
downbow
dry sump
Duchenne's attitude
fettling door
fresh-water college
full-word boundary
gambodiate
hauled up
heat-losses
hellickson
Hofbauer cell
imperative rule
initial heat
ink piling
intemerated
intermetatarsal articulations
key exchange
lacrima christi
law of obligations
legislatorial
marginal seas
marine evaporite
martinazzoli
methylthionine chloride
micro electroanalyzer
minor isotopes safe-guards techniques
motamids
mother-and-baby
multiplicative variation
mycobactocidin
mylius
naked reference
neck of bladder
Nernst equation
nomen ambiguum (nom.ambig.)
non-volatile fuel
nonirregular
note ... down
NTT DoCoMo
offshore financial center
orcia
over-heatings
oxidizing phthalic alkyd resin
phig
pneumotachographs
polyribonucleotide
prancy
present speed
pulse jitter
rating contact
reactor grade metal
rheumatic pericarditis
rubidium ferric selenate
self adaptation autopilot
Shanghai Commercial Bank Ltd.
shg properties
Shore-hardness
sifting out
skywalk
slave end
slot in
sonenshine
sonochemical synthesis
spherical outside ball bearing
straight through reactor
structure profile
stub iron
superordination
syco
syslog server
temperer
throttleable
training computer
UDR
Umala
unmistrusting
Virginia bluebells
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