音标:[hai,drɔksi'laisin] ;
n. [生化]羟(基)赖氨酸

Arthur and the Minimoys 阿瑟的奇幻王国:毫发人的冒险 Every child wants a good bedtime story before they fall asleep and go into their dream world. Arthur was no different and his grandmother read stories to him every night. She amazed h

发表于:2018-11-30 / 阅读(653) / 评论(0) 分类 常春藤生活英语

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发表于:2018-12-14 / 阅读(349) / 评论(0) 分类 有声畅销书-秘密

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(443) / 评论(0) 分类 Scientific American(六)月

A: Do you know a bus I can take from Altadena to downtown LA? B: I believe you can take the 486. A: Will that bus really take me to LA? B: It sure will. A: Is it a very long ride? B: It's a forty-five minute to an hour ride. A: Really? B: It doesn't

发表于:2018-12-30 / 阅读(463) / 评论(0) 分类 实用乘车英语

A: Can you tell me what bus to catch from Altadena to downtown LA? B: You can catch the 486. A: That bus goes all the way to LA? B: I believe so. A: Is the bus ride long? B: It only takes 45 minutes to an hour. A: That's all? B: It's a pretty short t

发表于:2018-12-30 / 阅读(430) / 评论(0) 分类 实用乘车英语

A: Is there a bus in Altadena that'll take me to downtown LA? B: The 486. A: The 486 really goes downtown? B: Yes, it does. A: How long is the bus ride? B: It's about forty-five minutes to an hour. A: Is that right? B: Yeah, it's not that long of a t

发表于:2018-12-30 / 阅读(476) / 评论(0) 分类 实用乘车英语

Grammar Girl here. Today's topic is how to use the word myself. Misusing myself is definitely one of the top things people complain to me about. Here's an example: caller comment The caller is right; people seem to be so afraid to use the words me an

发表于:2019-01-02 / 阅读(440) / 评论(0) 分类 英语语法 Grammar Girl

Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g

发表于:2019-01-03 / 阅读(422) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(708) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

A: Were you able to get a look at the suspect's face? B: Yes. I know exactly what he looks like. A: I must ask you to pick him out of a line-up. B: That won't be a problem. A: Look closely at the five men in this line-up. B: I am looking. A: Do you s

发表于:2019-01-11 / 阅读(516) / 评论(0) 分类 英语情景对话-犯罪

A: Did you get a good look at the suspect? B: I got a great look at him. A: Do you think you could pick him out of a line-up? B: I can do that. A: Could you please look at the five men in this line-up? B: All right. A: Do you recognize the suspect? B

发表于:2019-01-11 / 阅读(565) / 评论(0) 分类 英语情景对话-犯罪

A: Are you planning on voting? B: Yes. What about you? A: Yes, but this will be my first time voting. B: Really? A: Yes, and I have no idea how to do it. B: Voting is simple. A: I dont know any of the laws theyre trying to pass. B: Thats okay. They d

发表于:2019-01-15 / 阅读(401) / 评论(0) 分类 英语情景对话-选举

A: Could I pay for my parking ticket? B: I need to see your ticket. Do you have it? A: Here's my ticket right here. B: I'm going to need to see your ID. A: I don't have it. B: You can't pay your fine without your ID. A: I don't understand why I can't

发表于:2019-01-15 / 阅读(569) / 评论(0) 分类 英语情景对话-驾驶

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发表于:2019-01-22 / 阅读(393) / 评论(0) 分类 英语原版童书

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发表于:2019-01-22 / 阅读(404) / 评论(0) 分类 英语原版童书

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发表于:2019-01-22 / 阅读(423) / 评论(0) 分类 英语原版童书

Fourscore and seven years ago our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal(2) Now we are engaged in a great civil war, testing whether that nation, or

发表于:2019-02-02 / 阅读(469) / 评论(0) 分类 英语背诵文选第一册

Hi, I'm Mike and this is my daily routine. I get up early every day, around 6:30 and I go to the gym for a work-out before I go to work. I usually do aerobic exercise for awhile and then do some weight lifting for maybe half an hour at the gym, then

发表于:2019-02-06 / 阅读(440) / 评论(0) 分类 原版英语对话1000个

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(602) / 评论(0) 分类 英语新闻

How Not to Impose Productivity Systems On Others My baby sister visited me this weekend and brought along a stack of homework that I thought was unbelievable: shes a junior in high school and her task list had something for every class and projects i

发表于:2019-02-18 / 阅读(454) / 评论(0) 分类 阅读空间
学英语单词
al-Qur'an
anna moses
arbitrage of exchange
at the end of her rope
Baroque guitars
barred antshrike
Barychilinidae
benzo(a)pyrene
Börnichen
centrifugal inertial separator
circular flange
coil inserting apparatus
colo(u)r masking
cosmoi
Craigsville
cream bun
domino computer
double track interpolation
dwarf cornel
en bloc resection
evaporeate
even texture
feathering axis
feeding disc
finels
flake gold
fluoracaine
griggles
hansler
hayezs
heat delivery surface
heterogeneous reservoir
highly flexible
impedance constant
incipient crystallization
inoperculates
jamaica honeysuckles
lichen irlandicus
lighting
lingual cervical ridge
magnification of microscopes
make-up water deaeration
minimal effect
MISP programme
mold preventing agent
monotrophic insect
next-best
nigua
niinde
nomen rectum
nontranscendent
orisons
overadrenalized
overseas call
pahtogenesis
pendecamaine
periodic instability
phang
pharmacognosists
pinion drive shaft
pittite
pledge her honour
pooled output
postfrontal
potyvirus zantedeschia mild mosaic virus
powderizes
prentices
raths
reawakening
Received Pronunciation
rougher tailings
rubber solvent
rumfustian
Scheibler's reagent
scramble net
secondary exploitation
semi-lattice
shlong
simcock
sixyear
sludge solvent
space lag
spare-no-expense
speed governor control lever
squaroid
stone curb
straightforward dialog
succise
switching through relay
technical information file
thin paste
timber box caisson
trifluoro-benzene
unclocked sequential logic
usairs
Valley View Park
vinyl ether
viscous impingement filter
water-drip test
weld metal cracking
yegged
zore