[机] 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(284) / 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(269) / 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(326) / 评论(0) 分类 VOA标准英语2011年(十一月)

AUDIE CORNISH, HOST: Need a distraction from the news? ARI SHAPIRO, HOST: We have one. CORNISH: It's a reminder of the good things in life that are free. SHAPIRO: Another commercial for Nicer Living. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED MAN

发表于:2019-01-17 / 阅读(354) / 评论(0) 分类 2017年NPR美国国家公共电台2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(265) / 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(336) / 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(247) / 评论(0) 分类 英语时差8,16

Well, mushrooms are merely one of many types of fungi. Not all fungi grow in soil. However, mushrooms and other fungi do resemble plants in many ways, so much so that scientists long classified fungi plants, but they know better now. Eating Habits Wh

发表于:2019-02-24 / 阅读(220) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a smart cookie
alcyones
aphesis
archegoniatae
artstica
athl.
auxiliary beacon
baggage carts
balanced downflow condenser
bard shah
base circle diameter
befouls
Bernoulli sample
BGR
bleached yarn
bregenzer
cadmium benzoate
capitule
cast-in-situ pile
central venous catheterization
colorimetric parameter
Constructive Total Loss of Collided Vessel
continent-continent collision
cosmic-ray guard
croly
damage survey
dayflowers
deflection chassis
DepoCyt
desorption isotherm
digging a hole
duff sb up
edge damage
electric blanket
ergotropic mechanism
eventual intent
expressen
external honing machine
finance corporation
forgive me
globe trotter
Godesberg
hat cr.
hide one's face from
Hornu
industrial provision
inequilateral
instituted
involvement in
Jabal Dūd
jet type watering machine
kubek
Lasianthus lei
Le Noirmont
lectores
menstrual periods
moderate thinning
multiaccess network
national insurance contribution
neutral sized paper
NH propellant
Oceanside
out of circularity
phmose
phone-bank
pollution assessment
polyamide-imide composite
porthlevens
proprietary rights
push dribble
pyrocrystalline texture
quarticity
re-settlement
right strophoid
ring of functions
Rotoma, L.
ruffin
safaty supplements
sampling results
scalding juice
Scorpians
self-salesmanship
semipsychic
several searchers
show-jumping
solenocera pectinata
splenolymph glands
standard system tape
standing on your head
stratford
tanker casualty statistics
Thoiry
top crossing
TPU (tape preparation unit)
try-pot
turbulent inertial subrange
vexillum exasperatum
vibration fatigue machine
Vorsklitsa
walshaws
warped drum
wood-carvings