松柏林群系

Tens of trillions of microbes call our living bodies home. But when we die? The first thing that happens is basically ecosystem collapsewhere you have a tremendous loss of diversity. Nathan Lents, a molecular biologist at John Jay College in New York

发表于:2018-12-02 / 阅读(146) / 评论(0) 分类 2016年Scientific American(十二)月

So we know that moving to the USA is sufficient to cause a dramatic change in your microbiome, probably not for the better. 因此我们得出结论,移居到美国生活后,会造成体内微生物群发生巨大改变,很可能不是在变好。

发表于:2018-12-05 / 阅读(89) / 评论(0) 分类 TED演讲科学篇

My lab got our first indication of this when actually we were studying non-human primates. 我的实验室在研究非人类--灵长类动物时,第一次发现了这个征兆。 We wanted to find out what happens to a monkey's microbiome when they

发表于:2018-12-05 / 阅读(113) / 评论(0) 分类 TED演讲科学篇

HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. (MUSIC) I'm Doug Johnson. On our show this week: We answer a question about cowboys ... Play music by the Pine Leaf Boys ... And tell about a new kind of cat. Toyger Cats Breeder Judy Sugden

发表于:2018-12-07 / 阅读(109) / 评论(0) 分类 VOA慢速英语2007年(四)月

[00:00.00]Unit 2 第二单元 [00:05.85]Exercise 1 练习一 [00:09.40]Listen and repeat. [00:13.09]silver [00:17.66]gold [00:42.71]pine tree [00:50.16]pine seed [00:58.15]pear

发表于:2018-12-12 / 阅读(128) / 评论(0) 分类 新标准小学英语活动用书6册(一年级起点)

Rock-a-Bye, Baby (睡吧睡吧,孩子呀) Rock-a-bye, baby, on the tree top, 睡吧,孩子呀,在树顶上睡吧, When the wind blows, the cradle will rock . 风吹过来,摇篮会晃动。 When the bough breaks, the cradle will fall , 树

发表于:2018-12-13 / 阅读(166) / 评论(0) 分类 我的第一本英语儿歌

Here is a summary of the news. Shots are fired in a south London street by escaping bank robbers. Four rock fans die in a stampede at a concert Chicago. And how an Air France Concorde was involved in

发表于:2018-12-26 / 阅读(146) / 评论(0) 分类 中级英语听力

Here is a summary of the news. Shots are fired in a south London street by escaping bank robbers. Four rock fans die in a stampede at a concert Chicago. And how an Air France Concorde was involved in the closest recorded miss in aviation history? Sho

发表于:2018-12-27 / 阅读(162) / 评论(0) 分类 北外英语中级听力

SCIENCE REPORT – February 20, 2002: Pine Island Glacier By Jerilyn Watson This is the VOA Special English Science Report. Scientists have expressed much interest in the development of a huge new ice

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 科技之光

'A White Heron,' by Sarah Orne Jewett 一只白鹭 by 萨拉奥恩朱厄特 The forest was full of shadows as a little girl hurried through it one summer evening in June. It was already 8 o'clock and Sylvie wondered if her grandmother would be angry

发表于:2019-01-12 / 阅读(262) / 评论(0) 分类 2016年VOA慢速英语(十二)月

ARI SHAPIRO, HOST: The phrase endangered species often refers to charismatic animals like mountain gorillas or polar bears. Well, today scientists are reporting that a whole different type of extinction is happening inside our bodies. NPR's Michaelee

发表于:2019-01-16 / 阅读(88) / 评论(0) 分类 2017年NPR美国国家公共电台8月

DAVID GREENE, HOST: So getting calcium in your diet is essential to keeping your bones strong. Well, what do you do if you can't do dairy? A Navajo graduate student at Northern Arizona University got really interested in that question when he came ac

发表于:2019-01-16 / 阅读(139) / 评论(0) 分类 2017年NPR美国国家公共电台8月

SHEP O'NEAL: Now, the Special English program AMERICAN STORIES. (MUSIC) Today's story is called The White Heron. It was written by Sarah Orne Jewett. Here is Kay Gallant with the story. (MUSIC) KAY GALLANT: The forest was full of shadows as a little

发表于:2019-01-24 / 阅读(131) / 评论(0) 分类 英语语言学习

03 Pines The pine placed nearly always among scenes disordered and desolate brings into them all possible elements of order and precision. Lowland trees may lean to this side and that, though it is but a meadow breeze that bends them, or a bank of co

发表于:2019-02-03 / 阅读(157) / 评论(0) 分类 英语背诵文选第一册

In a bid to prove that showering is overrated, an American scientist hasnt had a bath in 12 years. Instead, he sprays his skin with a mist containing live bacteria, which he claims has kept him clean all these years! 为了证明洗澡是小题大做,

发表于:2019-02-09 / 阅读(111) / 评论(0) 分类 阅读空间

Key Sentences(重点句子) Can I help you,sir? 要点儿什么,先生? Yes,but may I have a look first? 噢,我可以先看看吗? You have so many antiques and Chinese paintings here. 你这儿有这么多古玩和中国画。 A

发表于:2019-02-13 / 阅读(123) / 评论(0) 分类 实用英语

Any way, for the present, I'll quit Pip's vicinity. 总之,我暂时还是跟比普隔得远些好。 I can stand the rest, for they have plain wits; but he's too crazy-witty for my sanity. 其他的人我还受得了,因为他们都有清楚的神

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 白鲸记

Poor soul, the centre of my sinful earth, 可怜的灵魂,罪恶躯体的中心, these rebel powers that thee array; 反叛的情欲缠绕着你全身, Why dost thou pine within and suffer dearth, 为什么你这样深心里强忍饥寒, Pain

发表于:2019-02-18 / 阅读(149) / 评论(0) 分类 莎士比亚十四行诗全集

And Aunt Bear gave her little nephew a log full of honey, some big, brown pine cones to play with, and a string of red berries to put around his neck. 熊阿姨给了自己的小外甥一个满是蜂蜜的原木和一些用来玩耍的棕色大松果,

发表于:2019-02-20 / 阅读(123) / 评论(0) 分类 美国小学英语教材3

2016年最新托福口语题目:通过群落对环境的作用 Task 4 题目文章中介绍的词是autogenic succession, 意思大概是通过群落对环境的反作用使环境条件发生变化,由于这些变化了的条件的作用形成了新

发表于:2019-03-04 / 阅读(152) / 评论(0) 分类 托福英语
学英语单词
acrylate tooth
adjusted bids
aero filter
aluminum dust
amaar
amelodentinal border
antiheroin
applied hydrodynamics
armatella longispora
atroponitrile
bank to bank l/c
be coming
bustier
cash down on the barrel head
central dealing desk
ceylon cinnamons
charge of oil
compensatory payments
conjugated diolefine
cordavan
corpora geniculatum
countable infinite
covert-one
cryptoporous
deja vu
disgraceth
duplicating the cube
energies of activation
ERTA
estate in dower
Euro-bond
evenly distribution
explicit solution
Fermat principle
font pattern
forest goats
gas attenuation curve
gas distributing network
Granth
half wave rediation
heating aging
high-speed logic interface
hymenophyllum paniculiflorum
in preference of
informarion
ionization meter
Jaldhāka
johnny cashes
Klein-Krotzenburg
last few days
little spoon
longspine snipefish
lustrous-withered-tough-tender
made himself clear
make a virtue of necessity
Melilis, Pulau
merchandising enterprising
micro beaker
minikeyboard
mirror antenna
misexpresses
mokaddam
natural partial ordering
negative justification
neutral-line
new time bargain
Nibok Dist.
O'Flaherty
obstruction moraine
operating performance test
or something
parallelogram-type ripper
parking lift
plane-table photogrammetry
plant availability factor
politico-administrative
procuring cause
professional group on electronic computer
protein score,PS
pulsewidth modulation
regal title
resistance coupled
roughliest
sedimentary contact
Shona
sightsees
silica wash
spermathecal opening
Stettin
stunt pilot
tap hole
the essence
the heart wants what it wants
trimerizations
variable-discharge turbine
vitrifusain
VoiceXML
wedge-type cappel
whitster
written notice of withdrawal
Zoline
Zoysia koreana