植物病原微生物

UNIT 2 Plant a Plant! Lesson 12: Pretty Little Plant

[ti:UNIT 2 Plant a Plant! Lesson 12: Pretty Little Plant] [0:00.241]UNIT 2 第二单元 [0:01.877]Plant a Plant! 培育植物 [0:03.754]Lesson 12: 第12课： [0:05.391]Pretty Little Plant 漂亮的小植物 [0:08.856]You need two groups to sing this

发表于:2018-12-13 / 阅读(159) / 评论(0)

河北教育初中英语（初中起点）八年级下册

UNIT 2 Plant a Plant! Lesson 10: Plant Parts

[ti:UNIT 2 Plant a Plant! Lesson 10: Plant Parts] [0:00.363]UNIT 2 第二单元 [0:02.105]Plant a Plant! 培育植物 [0:03.775]Lesson 10: 第10课： [0:05.444]Plant Parts 植物的组成部分 [0:07.100]THINK ABOUT IT! 想一想 [0:08.539]How many

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河北教育初中英语（初中起点）八年级下册

UNIT 2 Plant a Plant! Lesson 13: Why Are Plants Important?

[ti:UNIT 2 Plant a Plant! Lesson 13: Why Are Plants Important?] [0:00.680]UNIT 2 第二单元 [0:02.359]Plant a Plant! 培育植物 [0:04.357]Lesson 13: 第13课： [0:06.716]Why Are Plants Important? 为什么植物很重要？ [0:09.689]THINK ABOUT

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河北教育初中英语（初中起点）八年级下册

UNIT 2 Plant a Plant! Lesson 14: People and Plants

[ti:UNIT 2 Plant a Plant! Lesson 14: People and Plants] [0:00.244]UNIT 2 第二单元 [0:01.985]Plant a Plant! 培育植物 [0:03.795]Lesson 14: 第14课： [0:06.092]People and Plants 人和植物 [0:08.334]THINK ABOUT IT! 想一想 [0:09.663]Which

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河北教育初中英语（初中起点）八年级下册

UNIT 2 Plant a Plant! Lesson 9: How Does a Plant Grow?

[ti:UNIT 2 Plant a Plant! Lesson 9: How Does a Plant Grow?] [0:00.532]UNIT 2 第二单元 [0:01.935]Lessons 9～16 第9~16课 [0:04.780]Plant a Plant! 培育植物！ [0:06.829]You Will Learn 你将学到 [0:09.105]Functions 实际应用 [0:10.888]Ta

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河北教育初中英语（初中起点）八年级下册

:UNIT 2 Plant a Plant! Lesson 11: Look after Your Plant!]

[ti:UNIT 2 Plant a Plant! Lesson 11: Look after Your Plant!] [0:00.243]UNIT 2 第二单元 [0:02.058]Plant a Plant! 培育植物 [0:03.833]Lesson 11: 第11课： [0:05.326]Look after Your Plant! 照顾你的植物！ [0:08.070]Has your seed sprouted?

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河北教育初中英语（初中起点）八年级下册

SSS 2008-02-20

This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any

发表于:2018-12-24 / 阅读(127) / 评论(0)

Scientific American(二)月

【英语时差8,16】土壤和二氧化碳

Don: Time to go again to the A Moment of Science mailbag. A listener writes: Dear Don Yal, I've been reading a lot about climate lately, and I know that the earth stores lots of carbon in different places, like in the ocean and in plants. Are there a

发表于:2018-12-27 / 阅读(117) / 评论(0)

英语时差8，16

Horizon - Life On Mars 火星生命 - 9

The ground here is permafrost, a mixture of soil and ice frozen together. A group of Russian scientists have teamed up with NASA to drill down into it in search of microorganisms. It's work that's bee

发表于:2019-01-02 / 阅读(142) / 评论(0)

火星生命

Alien Neighbors 寻访外星人 9

He wears gloves and cleans his tools with alcohol to avoid contaminating the ancient salt samples with modern microorganisms.

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寻访外星人

VOA标准英语2011--Melting Arctic Could be Major Source of Greenhouse Gases

Melting Arctic Could be Major Source of Greenhouse Gases The melting arctic permafrost could release methane-producing microbes with the potential to accelerate climate change, according to a new study published in Nature. Lead author Janet Jansson,

发表于:2019-01-04 / 阅读(99) / 评论(0)

VOA标准英语2011年(十一月)

研究人员在人类鼻子发现新抗生素

New Antibiotic Found in Human Noses 研究人员在人类鼻子发现新抗生素 The search for new drugs to fight infections has led to a discovery in an unlikely place in peoples noses. What researchers found in noses is a compound called lugdunin

发表于:2019-01-12 / 阅读(104) / 评论(0)

2016年VOA慢速英语(八)月

王强口语第二册 Dictation 014

Lesson Fourteen 听力部分 Dictation: Please prepare your paper and pen. We keep ____ in the _________ to ______ its _______ and ___________. ________________ keep _________ and inhibit the _____ of most ______. However, ____ spoilage microorganism

发表于:2019-01-14 / 阅读(81) / 评论(0)

王强口语第二册

高一英语作文：Taiwan Is Part of China

About 1500 years ago Chinese settled there, but the Dutch imperialist invaded there in the 17th century. After that, in 1662 Zheng Chenggong, a hero of nation,drove them out. Since 1683 the island was ruled by Qing Dynasty nearly two centuries. Unfor

发表于:2019-01-17 / 阅读(151) / 评论(0)

英语作文

[科学美国人60秒] SSS 2015-12-01

Whats the lively in your kitchen? In terms of bacteria is it the the dish or maybe your coffee maker. Because even known caffeine has anti-bacteria effects, it turns out that machine can hold back majority of bacteria, including some pathogenic speci

发表于:2019-01-20 / 阅读(110) / 评论(0)

2015年Scientific American(十二)月

科学美国人60秒 SSS 香甜可口的咖啡

What's the liveliest part of your kitchen, in terms of harboring bacteria? Is it the cutting board? The dish sponge? Or maybe your coffeemaker? Because even though caffeine has antibacterial effects, it turns out espresso machines can harbor a whole

发表于:2019-01-20 / 阅读(100) / 评论(0)

2017年Scientific American(二)月

禽流感常用生化术语词汇

hemagglutinin 血凝素 Neuraminidase 神经氨酸酶 Nucleoprotein 核蛋白 Nonstructural Protein 非结构蛋白 Matrix Protein 基质蛋白 world organization for animal health (OIE) 国际兽医组

发表于:2019-01-31 / 阅读(95) / 评论(0)

英文语法词汇

雅思分类词汇：环境资源相关(四)

藻类Algae 两栖动物Amphibians 动物习性Animalbehaviour 动物资源Animalresources 节肢动物Arthropods 生物多样性Biologicaldiversity 生物资源Biologicalresources 生物圈保护区Bi

发表于:2019-02-02 / 阅读(128) / 评论(0)

英文语法词汇

Jack and the Bean Plant

Jack and the Bean Plant I Once there was a poor woman. She had one son, whose name was Jack. Jack had no father; a giant had killed him. Jack's mother had one cow, whose milk they sold. They had no money but the money which they got for the milk. One

发表于:2019-02-09 / 阅读(146) / 评论(0)

趣味英语

GRE试题七(3)

15.If during this period Lorraine and Mark, not neces- sarily in that order, are stationed at immediately adjacent windows, which of the following can be stationed at window 1 during this period? (A) J

发表于:2019-02-18 / 阅读(94) / 评论(0)

实用英语

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学英语单词

a fit of temper

ACME commodities and phrases code

arkhangelsk (archangel)

ascoxal

audio-frequency shift modulation

balancing band