生物群系

biotic formation的用法和样例:

例句

  1. Associations differed from one another in response to climatic differences within the region of the formation.群众之间的差异反映了在群系分布范围内的气候的差异。
  2. Periods of volcanism are indicated by the presence of pyroclastic material in the formation.群系中火成碎屑物的存在表明了火山酌的形成年代。

1. What is this? 2. What is that? 3. What's this? 4. What's that? 5. What are these? 6. What are those? 7. Where is Mr. King? 8. Where is Ms. Knight? 9. Where's Johnny? 10. When's the movie? 11. When's lunch? 12. How is the food? This is a table. Tha

发表于:2018-12-02 / 阅读(232) / 评论(0) 分类 英语词组对话

By Carol Pearson Washington 28 February 2007 watch Antibiotic Resistance report Penicillin and Erythromycin are examples of antibiotics that used to be one-time miracle cures. These drugs and other antibiotics are now less effective because bacteria

发表于:2018-12-16 / 阅读(149) / 评论(0) 分类 2007年VOA标准英语(二月)

STEVE INSKEEP, HOST: This year Americans will spend more than $2 billion on probiotics, supplements aimed at boosting what are called good bacteria inside us. One part of the market that's growing rapidly is probiotics for babies and kids. Here's NPR

发表于:2018-12-17 / 阅读(122) / 评论(0) 分类 2018年NPR美国国家公共电台5月

football, soccer 足球 field, pitch 足球场 midfield 中场 kick-off circle 中圈 half-way line 中线 football, eleven 足球队 football player 足球运动员 goalkeeper, goaltender, goalie 守门员 back 后卫 left 左后卫 right back 右后卫

发表于:2018-12-19 / 阅读(141) / 评论(0) 分类 实用英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? We live in a nice neighborhood. Of the galaxy, that is. The sun is about halfway toward the outer edge of the Milky Way. But the sun may have migrated vast distances t

发表于:2018-12-24 / 阅读(159) / 评论(0) 分类 Scientific American(九)月

forest n.森林 forever ad.永远 forge v.打(铁等);锻造;伪造 forget vt.遗忘;忘却,忘掉;编造(谎言) vi.忘记 forgive vt.原谅;免除(债务等) fork n.叉;分岔 form n.形式;类型;格式 v.形成 formal a.正式的,

发表于:2018-12-30 / 阅读(141) / 评论(0) 分类 大学英语四级词汇拼读版

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 60秒科学

92 注意街头食品的卫生 DEVELOPMENT REPORT September 10, 2001: Street Food SafetyBy George Grow (Start at 1'01

发表于:2019-01-02 / 阅读(143) / 评论(0) 分类 科技之光

Information society 信息社会 Gary: [from Covent Garden in London] Ive chosen one of the hottest days of theyear to take a short stroll from our BBC studios to nearby Covent Garden. Imvisiting Hakim Kahtan, whos manager of Global Tele-Call. This part

发表于:2019-01-07 / 阅读(168) / 评论(0) 分类 英语讨论

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 Scientific American(五)月

ROBERT SIEGEL, HOST: Now some good news, especially for babies around the world. Scientists in the U.S. and India have found an inexpensive treatment for a common infection. It could save hundreds of thousands of newborns each year. The treatment com

发表于:2019-01-16 / 阅读(169) / 评论(0) 分类 2017年NPR美国国家公共电台8月

RACHEL MARTIN, HOST: Go online, walk through any health store or supermarket, and you'll find all kinds of products being sold as probiotics. They're being promoted for all kinds of things - preventing upset stomachs, boosting the immune system, figh

发表于:2019-01-16 / 阅读(140) / 评论(0) 分类 2017年NPR美国国家公共电台12月

Key Sentences(重点句子) 86.Madam.What can I do for you? 夫人。我能为您做些什么? 87.I'm looking for a man whose name is John. 我在寻找一位男士,他的名字叫约翰。 88.Could you tell me his room number,

发表于:2019-01-30 / 阅读(168) / 评论(0) 分类 实用英语

AGRICULTURE REPORT - Farmers Organize to Try to Control Potato SupplyBy Jerilyn Watson Broadcast: Tuesday, October 17, 2006 This is the VOA Special English Agriculture Report. Sorting potatos Potatoes

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Probiotic yoghurt drinks and supplements dont live up to their promises, according to an EU watchdog. They claim to boost your immune system and help digestion. It concluded there is no scientific proof that products such as Yakult have any health be

发表于:2019-02-04 / 阅读(140) / 评论(0) 分类 阅读空间

TEHRAN, Oct. 18 (Xinhua) -- Iranian(伊朗) leaders on Monday urged for the quick formation of the Iraqi government, saying that will serve the interests of the Iraqi people and enable them to enjoy stability, security, unity and prosperity(繁荣

发表于:2019-02-06 / 阅读(182) / 评论(0) 分类 英语新闻

Words of Sports: Football 足球 football, soccer, Association football 足球 field, pitch 足球场 midfied 中场 kick-off circle 中圈 half-way line 中线 football, eleven 足球队 football player 足球运动员 goalkeeper, goaltender, goalie

发表于:2019-02-14 / 阅读(135) / 评论(0) 分类 实用英语

It feels like all three of you have been living under there. Something that. 感觉你们三个 一直住在那底下 Melanie, if the stalactites grows from the ceiling of the cave, 梅拉妮 如果说钟乳石是从洞穴的顶上长下来的 what f

发表于:2019-02-15 / 阅读(132) / 评论(0) 分类 艾伦脱口秀

Key Sentences(重点句子) 72.Is there any place in the hotel where we can amuse our-selves? 旅馆里有娱乐场所吗? 73.If you want to take a walk, you can go to the garden. 如果您想散步,可以去花园。 74.There i

发表于:2019-02-17 / 阅读(173) / 评论(0) 分类 实用英语

resistance n.抗拒;抵抗力 The policy suffered strong resistance from the working class. 该政策遭受劳动阶级强力反弹。 Your body's resistance becomes low if you stay up late frequently. 如果你经常熬夜,身体的抵抗力就会

发表于:2019-03-17 / 阅读(401) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
aeronautical radionavigation stati-on
amplitude distribution analysis
anderston
appeal to the chair
backing pin
be firm in
belongingnesses
Bonnard
bottom hole packer
bounding
bourgueil
Bureau International des poids et Measures
carrying capability
Castets
cervix metacarpal fracture
classic management triangle
close-packed lattice
coal-winning machine
commonwealthsmen
crape jasmine
crop physiology
croquembouches
crystallizing tank
dairy-farming
decylmaltoside
diepsloot
Diplospora fruticosa
domoikic
downtraces
dredgeman
duty-cycle rating
elementary educations
emergency relief valve
enfiled
extra period
filing of the award
flooding switch
foetoproteins
free from reflected wave antenna
garibaldini
Glu1-Pg
gregree
hand brake housing
hay fever serum
heffa
Hunt, Mt.
hyperbolic positioning system
ingersoll-rand
Ivanovo
kamelyne
kjeldahl nitrogen
latane
left-hand rotation
line and staff management
mandarahs
maternology
megrin
meselson
micro-local analysis
milbert
Noire, Mtgnes
ochthebius formosanus
optically negative
pictureless
Pius XII
pleural plaque
plush
Primula kweichouensis
pseudoscalar particle
rectifying barrier
refelted
restrainings
rhinolambrus pelagicus
room index
rotameters
snottiness
soccer-team
solomonss
special printing format
spinal anaesthesia
standard-gain horn
statistical criteria tests
storefront church
swapping spit
symbolic error correcting code
São Domingos, R.
tar-seal
temporary bent
terminal transmitter
thin-film material
tracking radar
transpersonalist
traverse
Turing partially computable function
two-stage compression refrigeration system
ultraparadoxical phase
unbracketing signal
unloading cylinder
verification kit
wagon destination
wisdoms of solomon
wool grading