[医]轮生马利筋
词型变化:名词复数形式 : whorled milkweeds

Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I was watching a butterfly the other

发表于:2018-12-19 / 阅读(60) / 评论(0) 分类 环球英语 Spotlight

That'true. monarch butterflies lay their eggs on milkweed plants.The caterpillars feed on milkweed, from which they extract substances called cardenolides, a type of chemical that can cause heart arrhythmia. This toxin doesnt affect the caterpillars

发表于:2018-12-27 / 阅读(45) / 评论(0) 分类 英语时差8,16

Students at P.B. Smith Elementary Schools ecology club are learning about the life and migration of monarch butterflies. They learn in the classroom about the butterflys need for certain plants. They learn scientific words for the stages of a butterf

发表于:2019-01-03 / 阅读(361) / 评论(0) 分类 2018年VOA慢速英语(七)月

Voice 1 Welcome to Spotlight. Im Adam Navis. Voice 2 And Im Liz Waid. 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 Human life is full of friends and en

发表于:2019-02-14 / 阅读(64) / 评论(0) 分类 环球英语 Spotlight

Planting Milkweed for Monarchs? Make Sure it's Native Monarch butterflies depend on milkweed. They lay their eggs on milkweed, and their caterpillars eat only the leaves of the plant. No milkweed means no monarchs. So the best way to help declining m

发表于:2019-02-14 / 阅读(63) / 评论(0) 分类 2018年科学美国人4月
学英语单词
act of execution
actuatest
adversive
albumino-
almuces
american studies association
atmospheric static condition
austerity program
bank liquidity
beergoggle
Bible-puncher
binomial data distribution
bropirimine
cadinane
calibrating pipette
Cerationmyxa
civilizee
cobalt salt
conreports
corner shop
corvinas
cyclo-cross
Cyperus exaltatus
Deccan basalt
disimpaction
dread to think
employee record
entyloma alopecuri
explosion proof test
fermentates
fluidised bed combustion
Germanically
haberdashers
heavy ramming
held covered
Hemerocallis esculenta
hysterical double personality
idomeneo
informational RNA
intermicellar substance
internation institute for cotton
intestinal epithelium
intramolecular esterification
IS-IS
iskusstva
judiciaire
l'exercice
laminitis
Ligamentum radiocarpale palmare
Lipocarpha tenera
lower meridian passage
mcclarey
minimum-cost rule
mobile crushing plant
monomodal oscillator
multiprogramming support
muscle
Nakhl Mahmud
nikia
non-coherent optical carrier
pests of broadleaf trees
petroleum wax
playbroker
pocket-rocket
polled goat
potassicleakeite
puller set
radio services
RAMDRIVE.SYS
reach-me-down
recarpeted
receiving vouchers
recurvities
relative deferred mode
scotite (scawtite)
seed drill harrow
self-extracting
series-parallel contact network
set zone
shaker digger for beet
sharp cash
soil block
south-westwardly
special responsibility
still water surface
strahov
ternary link
thrashing-
thymotic alcohol
time-shared bus
trachelorrhaphies
tri-county
true torsional strength
uncompleted transaction
unsettled law case
uploading
variable time fuse
wichman
wretches
xxxxxx
zemlinsky
zeppelins