音标:[,baɪo'mæɡnɪ,tɪzəm] ;
vi. (有毒化学物质)产生生物放大作用

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发表于:2018-11-30 / 阅读(322) / 评论(0) 分类 24篇魔术美文串记4级词汇

[00:00.00]Text [00:02.61]In the Laboratory [00:07.58]I entered Professor Agassiz's laboratory, [00:11.83]and told him I had enrolled my name in the Scientific School [00:16.80]as a student of natural history. [00:20.45]When do you wish to begin?Now,I

发表于:2018-12-05 / 阅读(107) / 评论(0) 分类 自考英语综合一下册 课文+单词

Mr. Alden kept the necklace in his pocket. Next morning, after the housework was done, the train began to slow down. It went clacking onto a siding and came to a stop. The Aldens went down the steps, and there was Al. Al called to them, You have two

发表于:2018-12-06 / 阅读(73) / 评论(0) 分类 11 Caboose Mystery

That afternoon, Benny looked for Miss Chase from the parlor window. Finally, very late in the day, she came around the corner. Benny flew downstairs, through the courtyard, and out to the street. Goodness, I didnt know we were expecting Hurricane Ben

发表于:2018-12-06 / 阅读(72) / 评论(0) 分类 48 The Mystery Bookstore

Professor Nichols sat down at the dining room table and began to look at the coins. From an inside pocket he took a magnifying glass like one Benny had seen a watchmaker use. He fitted it into his eye. Rory and the Aldens leaned excitedly on the tabl

发表于:2018-12-06 / 阅读(75) / 评论(0) 分类 17 Mystery Behind the Wall

Have a first child 第一胎 A man and his wife were making their first doctor visit, the wife being pregnant with their first child. After everything checked out, the doctor took a small stamp and stamped the wife's stomach with indelible ink. The cou

发表于:2018-12-06 / 阅读(99) / 评论(0) 分类 牙牙学英语

[00:09.09]Reading [00:10.74]COLLECTING STAMPS AND COINS [00:14.18]Staring a stamp collection is easy and not very expensive. [00:19.44]Before you start, you need to decide what kind of stamps you want to collect. [00:25.60]Most people collect stamps

发表于:2018-12-13 / 阅读(118) / 评论(0) 分类 高中英语人教版必修第三册

[00:09.40]Reading [00:10.55]STUDYING PLANTS IN THE WILD [00:12.25]The study of natural history is not something to be left to biologists. [00:17.99]In fact, their capacity in terms of the time they can spend away from their offices is very limited. [

发表于:2018-12-13 / 阅读(159) / 评论(0) 分类 高中英语人教版必修第三册

[00:09.09]Reading [00:10.74]COLLECTING STAMPS AND COINS [00:14.18]Staring a stamp collection is easy and not very expensive. [00:19.44]Before you start, you need to decide what kind of stamps you want to collect. [00:25.60]Most people collect stamps

发表于:2018-12-13 / 阅读(228) / 评论(0) 分类 高中英语人教版必修高三

[00:09.40]Reading [00:10.55]STUDYING PLANTS IN THE WILD [00:12.25]The study of natural history is not something to be left to biologists. [00:17.99]In fact, their capacity in terms of the time they can spend away from their offices is very limited. [

发表于:2018-12-13 / 阅读(189) / 评论(0) 分类 高中英语人教版必修高三

蒋健棠听说学英语 Chapter16:The wildlife biologist

发表于:2018-12-26 / 阅读(138) / 评论(0) 分类 蒋健棠听说学英语

1. If we did not have air, there would be no sound. Without air, there would be no life. 2. not…but… 不是 … 而是 … 连接并列状语 eg: In the past three years, he did not study for his

发表于:2018-12-30 / 阅读(79) / 评论(0) 分类 自考英语(一)78讲

Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have some warning. Anton: T

发表于:2019-01-01 / 阅读(75) / 评论(0) 分类 地道美语播客

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(157) / 评论(0) 分类 科技之光

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 VOA2003(下)-农业与经济

独家点评2010年2月7日新托福口语真题 1. Describe a difficult subject you are not interested in but useful2. Do you prefer to watch movies at movie theaters or watch DVDs at home? 题目分析: 第一题: 不感兴趣但有用的学科,

发表于:2019-01-03 / 阅读(86) / 评论(0) 分类 奥运英语

Lens 镜片 Do you wear glasses? 你戴眼镜吗? How about contact lenses? 隐形眼镜呢? Do you know what the similarities between glasses and contact lenses are? 你知道眼镜和隐形眼镜的相同之处有哪些吗? They help you see

发表于:2019-01-10 / 阅读(158) / 评论(0) 分类 与美国小学生一起学英文第11册

AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 农业与发展

俄罗斯莫斯科的一位生物能量学教授近日宣布,他已研制出一种能够有效延缓衰老的不老药,并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂,能够有效抑制氧分子对人

发表于:2019-02-06 / 阅读(138) / 评论(0) 分类 阅读空间

One of the most common questions cancer patients ask their doctors is: has the disease been contained or will it spread. A recent study by U.S. and Chinese researchers may help provide clues. The scientists examined genetic(遗传的,基因的) m

发表于:2019-02-18 / 阅读(56) / 评论(0) 分类 英语新闻
学英语单词
aiders
Alt Ruppin
anodized magnesium
at ordinary times
Attaignant, Pierre
big-big
bowling club
Bujalance
burst one's buttons
byzantine churches
caliculuss
call loans
campaignlike
casey
chalcographic
Cheshmeh Shūr
clars
competitive needs limitations
construction technology
coupled resonance
crescendo pedal
cryosauna
cute hoor
Day of the Jackal
depth charges
diebolds
disturbance frequency
dome liner
electic
entrechats
equilibrium operation
esi communications
European beavers
extra slim hole
flat-belt drive
free expansion
Frommel's disease
gentilism
ghost particles
grinding unit
halogenic
hitting area
hydatothrips mariposa
incoherence of thought
interoreceptor
karyomorph
knock into
least squares estimator
leg-of-mutton, leg-o'-mutton
lengthening coefficient
letter of administration
liminalities
linac-cyclotron combination
Litsea populifolia
lower hemianopsia
main steam control valve
margin regulator
maximum tension
Maxwell's electromagnetic theory
measurement unit
memory bandwidth
midspinal
mindfully
mouse algorithm
nano ceramics
Nocardioidaceae
non-uniform thermal conductivity
Northeim
Nossa Senhora das Dores
one dimensional path
Oryza granulata
Papularia
point of oscillatory discontinuity
polished concrete pavement
prelamin
propionamides
r-f line
radioconductors
rajan
re-igniting
resiente
retransmitting
reverse flow cleaning
roughing hand taper reamer
rudder head shaft
Rules Of The Internet
rush round in circles
scolexes
Seraya, Pulau
shapoos
Somali cat
stageplayers
static hysteresis
stegodont
sudoriparous abscess
TASVd
tillaux
transposing instrument
ultratraditionalists
undercooled austenite
underfollowed
warping due to temperature difference