铜叶绿素, 铜[代]叶绿素

AS IT IS 2016-11-05 Fall Colors Not Only Red and Blue 秋天的颜色不仅是红色和蓝色 This is Whats Trending Today. Americans often identify the two major political parties by the colors red and blue. The practice began with the 2000 election

发表于:2018-12-16 / 阅读(107) / 评论(0) 分类 2016年VOA慢速英语(十一)月

SCIENCE IN THE NEWS - A Taxi at 12,000 Meters? New Mini Jets Are About to Shake Up World of Air TravelBy Brianna Blake, Jerilyn Watson and Nancy Steinbach Broadcast: Tuesday, October 31, 2006 VOICE ON

发表于:2019-01-02 / 阅读(50) / 评论(0) 分类 2006年慢速英语(十)月

Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m

发表于:2019-01-13 / 阅读(49) / 评论(0) 分类 VOA标准英语2011年(十一月)

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 In the last fifteen years, farmers

发表于:2019-01-19 / 阅读(30) / 评论(0) 分类 环球英语 Spotlight

雅思阅读考试备考中很重要的一个部分就是对雅思阅读文章题材的熟悉和掌握。 雅思阅读考试的文章通常分为生物、地理和社会科学三类。雅思文章的出处有很多,其中最实用的、便于积累背

发表于:2019-02-12 / 阅读(73) / 评论(0) 分类 雅思英语

Because chlorophyll is the chemical responsible for making leaves green, its absence allows chemicals such as carotinoids, xanthophylls, and others to give leaves their orange, yellow, and various other colors. As trees stop producing chlorophyll, th

发表于:2019-02-15 / 阅读(59) / 评论(0) 分类 英语时差8,16
学英语单词
acrylic plastics
Albuquerque, Cayos de
alnus fruticosa rupt.
alright
anoscopes
antiphotoaging
area vitellina
awfulizes
bayonet fitting
be near one's end
beetle brow
bekesy audiometer
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boatmobile
bolt joint
bovids
bud bursting
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buzz stick method
Cassia multijuga
chameleon plant
change of management
chrysiptera glauca
commodore 64
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cosmic rayl
degenerate amplifier
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die bush
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first-lights
fluidextractum condurango
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Giordano's sphincter
hexafluoro
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induced labor
Karelis
knus
kreotoxin
lamellate placentations
lobi-
local authority
loss of condition
lymph follicle cheilitis
master debaters
Metabolics
Mishkinskiy Rayon
nodocoquimba nahaensis
NQAMI
nuclear substituted
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office walls
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outhire
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phasebalance
phenyl-difluoride
pneumococcus nephritis
pointing errors
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propanedithiol
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radiation burn
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raghead
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Reconstruction Acts
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Roquessine
second-language
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sldp
social scale
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theory of dominant constituents
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Varaždinska županija
ventilating circuit
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zebra danios