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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(76) / 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(86) / 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(73) / 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(86) / 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(129) / 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(135) / 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(106) / 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(148) / 评论(0) 分类 音乐咖啡厅
学英语单词
Aceriphyllum
acetobacter oxydans
aggregate domestic supply structure
agriculturalizing
air-cone
alternative texts
aminohexanoic
amplitude-suppression ratio
Arriondas
Assam
athyrium vidalii
atomic number 99
autocrane
ballet information
bare metal environment
barley candies
Bill Status
blow-down pump
brasell
catleys
chains store
cirsium microspictum nakai
co operative credit
conversing
coorses
corner shading
cross connected sheet
damped resistor
Dendrobium guangxiense
diameter of piston rod
disinterested inquiry
draw-file
Equisetum fluviatile
evangelistical
fat profit
froeliches
gawling
global distillation
go-train
googoo
hay harvest
heteralius
hohfeld
hylyphantes graminicola
infrendiate
initialized loop program
irrespectable
janessa
kallikreins
keep in order
L-step majority-logic decoding
limited letter of credit
Litoo
lubes
Marsdenia tsaiana
maturity of bill
mean annual water level
michelin
motorized cart
Neo-Baroque
neorabdosin
Nervus musculi piriformis
paradest
parting stop
pastler
pay level
phosphoacetic acid
picketer
pin-and-plug assembly
plate-type bushed roller chain
prabhakaran
pseudo-Raman technique
reaction propelled
regional engineering geology
restitue
retirement center
Ribbonism
rift gang edger
roll length
salvage winch
say ... nay
schoolie
semen measurement
shawmist
soil retaining
SOTA (state of the art)
spray welding unit
stereoautograph
submerged melt arc welding
submergible roller dam
suction valve disc
sunlight constant
suspension homomorphism
Tabora Reg.
tendinomuscular
testudinids
transcrtin
vaduzs
vurv
war-proof
Watamu