四线叶虫
(four-lined plant bug 的复数)

This is the VOA Special English Agriculture Report. In two thousand eight, scientists reported on a study of cotton grown in six provinces in northern China. The study involved bollworms, a major threat to cotton farmers. It also involved Bt cotton,

发表于:2018-12-16 / 阅读(138) / 评论(0) 分类 2010年VOA慢速英语(五)月

In the Rocky Mountains of Central Colorado, the forces of nature create a landscape of alpine lakes, high-altitude ponds teeming with life and mountain meadows bursting with wild flowers. It is amidst these beautiful wildflower fields that one scien

发表于:2018-12-30 / 阅读(189) / 评论(0) 分类 国家地理2008年

The Worlds Biggest Spittoon In the spring, the eastern half of North America turns into one big spittoon for spittlebugs. Wandering through a meadow, its easy to spot the gobs of foam they produce, stuck to the stems of various plants. What makes spi

发表于:2018-12-31 / 阅读(156) / 评论(0) 分类 英语听力文摘 English Digest

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(213) / 评论(0) 分类 VOA标准英语2013年(四月)

In the Rocky Mountains of Central Colorado, the forces of nature create a landscape of alpine lakes, high-altitude ponds teeming with life and mountain meadows bursting with wild flowers. It is amidst these beautiful wildflower fields that one scient

发表于:2019-01-22 / 阅读(291) / 评论(0) 分类 自然百科2008年

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学英语单词
adtidal
Afrikaans
AMDC
amino semi-gloss baking enamel
applotting
asarum canadense
azimuthing propeller
battery lead plate
beauty is only skin - deep
bell cell
bishop's school
caesium-antimony
CD driver
chick embryo lethal orphan virus
clock switch
co-observation
digamous
disconnector of arrester
electron-shells
erdogans
exploratorily
failure-safe device
fair outcomes in bargaining games
fayol
fisheries conservation
font resource
freetails
full-stroke hay press
gauper
gomberg
greyce
grindingcone
half-inched
harpist
harriot
hepatic venous obstruction
high bit rate
high-techness
idda
immediate requirements
Jeannie
Justicia xerophila
kangarina cavata
key switch
korahl
Kyabra
KYB
law-governeds
light coherence
Lipostraca
Lo-Ex
Loss Carryforward
manifest anxiety scale (mas)
maters
memory byte format
metapenaeus affinis
mils (penetration) per year
muhammadiyah
myxomatous papilloma of pia mater
nkonde
observabilities
oriented crystallization
osteoarticular
owned department
PA-94
page display
payment in full
Pentaphylaceae
pleurogram
pneumatic low-pressure control
polo dots
Port Saint Joe
preferred coordinates
promonoblast
put down to someone's charge
Quote rule
radius of curvature of the earth
RCR (reader control relay)
red rubber oxygen hose
reingage
Roman mile
Ruby Murrays
sclerocaulous
sediment-free water
Sevilla, Prov.de
shamsheers
shower particle
signal converter
soop
stand-by boiler
state airline
stolen goods
subprocedure call
swivel connector
thermophilic micro-orgnism
three - pin plug
to settle
trial casting
trichlorostannate
U-9889
w. b. yeatss
whitmee