植物种间他感作用

Plants vs. Insects 植物和昆虫 New research is shedding light on one of the longest running battles of all time -- the war between plants and insects. Plants may seem helpless, but they have complex chemical defenses. Plants vs. insects -- today on E

发表于:2018-12-07 / 阅读(55) / 评论(0) 分类 (科普英语)Earth and Sky

AGRICULTURE REPORT - Sweet Deal: How Plants Invite Helpful Insects to Dine on Harmful Ones By Bob Bowen Broadcast: Tuesday, November 08, 2005 I'm Shep O'Neal with the VOA Special English Agriculture R

发表于:2018-12-07 / 阅读(47) / 评论(0) 分类 农业与发展

SCIENCE IN THE NEWS - Growing Plants Inside the Box CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Today, we tell about an American farmer and an unusual device he developed. For twenty years, people around the world have be

发表于:2018-12-07 / 阅读(65) / 评论(0) 分类 2012年VOA慢速英语(五)月

85 Plants Words Flower root stem trunk seed pollen fruit bark branch twig leaf bush jungle rainforest cactus desert savannah coniferous deciduous forest hardwood softwood blossom wood Cherry blossom rose petal bamboo Phrases Plant a tree Several spec

发表于:2018-12-10 / 阅读(53) / 评论(0) 分类 情景英语口语100主题

[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

发表于:2018-12-13 / 阅读(117) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

[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

发表于:2018-12-13 / 阅读(139) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

AS IT IS 2013-07-15 The Fight to Protect Cassava Plants Hello, and welcome once again to As It Is, our daily show for people learning everyday American English. Im Christopher Cruise in Washington. Today on the program, we tell about the moringa olei

发表于:2018-12-16 / 阅读(58) / 评论(0) 分类 2013年VOA慢速英语(七)月

[00:00.00]Module 6 SEEING A FILM [00:06.13]UNIT 3 Li Qing watered the plants. [00:11.40]1 Listen and match [00:15.37]Listen and match the names to the actions. [00:20.59]Hello children. [00:21.96]Tell me what you all did today. [00:25.17]I wrote the

发表于:2018-12-29 / 阅读(90) / 评论(0) 分类 外研社新标准初中英语八年级

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(54) / 评论(0) 分类 自考英语(一)78讲

Sunscreened Plants 遮光植物 A NASA researcher is finding that alfalfa plants grow more poorly when exposed to UVB -- ultraviolet B radiation from the sun. Learn more about sunscreened plants -- today on Earth and Sky. JB: This is Earth and Sky. Eart

发表于:2019-01-02 / 阅读(137) / 评论(0) 分类 (科普英语)Earth and Sky

Plants Put the Bend in Rivers Studies in the journals Geology and Earth-Science Reviews reveal that ancient rivers were broad straight sheets of water. Colonization by plants changed the water flow. Adam Hinterthuer reports What was around the bend i

发表于:2019-01-02 / 阅读(94) / 评论(0) 分类 60秒科学

He loved his plants. His plants were in pots. There were 10 pots in back of the house. There were eight pots in front of the house. There was a different plant in every pot. No plants were the same. They were all different. They were all beautiful. I

发表于:2019-01-04 / 阅读(52) / 评论(0) 分类 简单慢速英语阅读

英语短文:Coal-fired power plants The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily available fuel with which to generate large amounts of electric power. Coal seemed to fit the bill,

发表于:2019-01-08 / 阅读(51) / 评论(0) 分类 英语小短文

Plants, Humans Share Sensory Awareness The Botanical Garden is a blooming paradise, about four hectares filled with a rich array of some 3,800 species drawn from Israels diverse landscape and from around the world. Danny Chamovitz, director of the Ma

发表于:2019-01-09 / 阅读(72) / 评论(0) 分类 VOA标准英语2013年(四月)

SCIENCE IN THE NEWS - Growing Plants and Thinking Inside the Box CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS in VOA Special English. Today, we tell about an American farmer and an unusual device he developed. For nearly twenty years, people aroun

发表于:2019-01-12 / 阅读(121) / 评论(0) 分类 2011年VOA慢速英语(六)月

EXPLORATIONS - Working to Protect Plants for Future Generations CHRISTOPHER CRUISE: Im Chrisopher Cruise. MARIO RITTER: And Im Mario Ritter with EXPLORATIONS in VOA Special English. Today we tell about concerns about plant life, including agricultura

发表于:2019-01-12 / 阅读(61) / 评论(0) 分类 2012年VOA慢速英语(二)月

By Kari Barber Bamako 28 April 2007 A supporter holds a poster of the President of Mali Amadou Toumani Toure during a campaign meeting in Fana, 150km east of Bamako, 25 Apr 2007 Voters in the West African nation of Mali go to the polls Sunday to elec

发表于:2019-01-12 / 阅读(133) / 评论(0) 分类 2007年VOA标准英语(四月)

Plants Weaken Without Insects Bugging Them Evolutionary pressures The new study examines how insects and plants are still co-evolving. Anurag Agrawal studies evolution in real-time. The Cornell University professor of ecology and evolutionary biology

发表于:2019-01-14 / 阅读(94) / 评论(0) 分类 VOA标准英语2012年(十月)

In the wake of several serious chemical pollution incidents, China's Ministry of Environmental Protection says it will begin a nationwide inspection of all certified producers of dangerous chemicals of their pollution control measures. As Liu Yan rep

发表于:2019-01-19 / 阅读(65) / 评论(0) 分类 世界各地新闻集锦

This is the VOA Special English Agriculture Report. Florida, in the southeastern United States, is called the Sunshine State. It grows more oranges than anyplace except Brazil. But Arctic air has damaged some Florida oranges and strawberries in recen

发表于:2019-01-31 / 阅读(71) / 评论(0) 分类 2010年慢速英语(一)月
学英语单词
alienatingly
Atypidae
battles of boyne
bodyboarder
cadence braking
calmodulin-bindings
cammy
capacitor diode storage
cardinal direction
Cassegrain reflector antenna
cennens
charity shot
Coihueco
Commicarpus chinensis
complete antisymmetry
compressible medium
condom-use
coordinate setting boring machine
crista marginalis
cuckoo's nest
curtailed sampling
cuyu tigni (kuyu tingni)
cycloidal teeth
cylinder cowling
Desposyni
digital debugging tape
Doctor Petru Groza
fostedil
freight by weight
G-TRIL
gipsyworts
gousikte
height rate
hermanuss
Homalomena aromatica
image distance
injector kier
insecate
intendment of law
isemycin
isothermalcy
juve
Klitzing, Klaus von
lagena
Liddle syndrome
limited-slip diferential
Littrow spectrograph
Macumba R.
majoram
member organization
modinha
Montego Bay
nestwatch
non comprehensive
novalty
one-cm
ordinary cement
peak enthalpimetry
plushily
polemophthalmia
polyethylene glycol ether
posterior ethmoidal artery
price packing
pro-football
progman
prostatitic
pSGLT2
rigid plastic finite element method
seal water pump
self-potential difference
silicon avalanche photodiode
siphon runner
sirleaf
spin direction
stationary stripper
steering tie-rod
stereotaxic radiosurgery
stone-tiled
stradlings
substration
symbolization or stock number
Syāmrāng
T-S plane
tapping conveyer
temperature difference
Timothy syndrome
top-view
traditionally used by shopkeepers to mark prices
tutankhamens
undaughterly
undershot
unfellow-like
unintendingly
uranium arsenate
vaccine-related
valvotomy knives
Voskhod
wambach
we are one
whole units
winderman
zero-order holds