[网络] 非东北鸟

The complex vocalizations of songbirds are learned, not inherited. Some even have regional accents. Wrens, thrushes and other songbirds don't hatch with their impressive musical talents. They learn to sing their extensive repertoires by listening to

发表于:2018-12-05 / 阅读(100) / 评论(0) 分类 英语听力文摘 English Digest

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(110) / 评论(0) 分类 VOA标准英语2018年(五月)

When you think of birds, you probably imagine their dazzling plumage or their beautiful songs. But since the days of Darwin, scientists have figured that individual species of birds should not have both: theyd either be drab virtuosos or eye candy th

发表于:2018-12-24 / 阅读(93) / 评论(0) 分类 2014年Scientific American(七)月

This is Scientific Americans 60-Second Science, Im Cynthia Graber. Thisll just take a minute. Songbirds sing to entice mates, and the timing of those songs is often regulated by sunlight. But that timing is getting thrown offby streetlamps. Thats acc

发表于:2018-12-24 / 阅读(113) / 评论(0) 分类 Scientific American(九)月

The complex vocalizations of songbirds are learned, not inherited. Some even have regional accents. Wrens, thrushes and other songbirds don't hatch with their impressive musical talents. They learn to sing their extensive repertoires by listening to

发表于:2018-12-28 / 阅读(177) / 评论(0) 分类 初学者听力文摘精选

人工照明能使会唱歌的鸟儿早上更早的开始唱歌,这可能引起什么样的后果呢?究竟是好,还是不好? Artificial lighting is making songbirds start singing earlier in the day, with possible consequences for breeding.

发表于:2019-01-02 / 阅读(164) / 评论(0) 分类 60秒科学

LULU GARCIA-NAVARRO, HOST: Songbirds have been in decline for decades. And it's becoming clear that climate change is a factor. Now scientists are finding that old-growth forests may help the birds cope with rising temperatures. Jes Burns of Oregon P

发表于:2019-01-17 / 阅读(130) / 评论(0) 分类 2018年NPR美国国家公共电台10月

英文歌词 : Listen to the ocean I can hear you breathe bitter-sweet emotion that won't care to leave pages from the years that lap my memory laughing through my tears and all comes back to me Like a lazy Sunday morning on a hazy summer day making lov

发表于:2019-02-01 / 阅读(178) / 评论(0) 分类 音乐咖啡厅
学英语单词
Alopochen
an essential prerequisite
anti-reflection
antiandrogens
arthropod-borne infectious diseases
baega do (paega do)
bark-louse
beeds
big foot
bona fide endorse
breaking of pigs
canulation
carrier space charge
Cdn.
centre-lefts
chromosome matrix (sharp 1929)
coesite
continental depository receipt
cool place
copper-fasten
coxalgia coxodynia
credit rain simulation tester
crops up
cyclic analysis
data channel
De Morgan algebra
decards
decosystem (decontamination system)
destructive bone tuberculosis
differential pressure type flow meter
distillatory vessel
dysbalance
eaten up with
ectropothecium dealbatum
ethoxycarbonyl
feather rot
feral cats
five-digit number
Fjällnäs
glycolytic enzyme
go and see
granular material
guyenne (guienne)
hickerson
Husserl, Edmund(Gustav Albrecht)
hypertensive retinopathy
icing the pucks
inceration
incubation
ionizatoin layer
iso-camphenilone
Jupiter's radiation belt
Koh's tests
large platform arrangement
larvicide
licochalcone
magnetic conductor
Malus domestica Borkh.
manually-operated valve
mounting bar
noctious
nonsymbiotic
oil change period
OSI layer
partial antagonist
persulphuret
plunger separation
pollution control measure
prevay
programmed I-O command
pseudopodium(in rhizopoda)
put their heart and soul into
radhakrishnans
rami communicans ulnaris
Rauwolfia Plum. ex L.
redstarts
repeated admission
rock asphalt
seallike
short stroke engine
sleep-disorder
spiladophytia
SS (superheated steam)
stand out from
stow cargo in the hold
switching applications
the morning after
thiocyanate ceriometric determination
thyse
tonofibrils
torque-error constant
Trichosanthes lepiniana
underwater units
unexcogitable
vocaliser
wearing-in period
wet masher
wiremesh
yakking
Yakuno
Yugoslavians
ziffs