音标:[,hɔmәu'sә:kl] ;
a. (鱼的)正型的
a possessing a symmetrical tail that extends beyond the end of the vertebral column (as in most bony fishes)

homocercal的用法和样例:

词汇搭配

  • homocercal tail正尾
【反义词】

In June, the Oxford English Dictionary, or OED added about 1,000 words and new definitions to its website. The changes are to help users understand a mix of terms, some dating back many centuries. The additions include words such as brencheese deaths

发表于:2018-12-08 / 阅读(130) / 评论(0) 分类 2018年VOA慢速英语(六)月

Broadcast: Jan 17, 2003 At the unveiling of the First Europeans exhibit, Ellen Futter, president of the American Museum of Natural History, offered reporters, 1) anthropologists and other scientists a

发表于:2018-12-08 / 阅读(170) / 评论(0) 分类 VOA2003(上)-科技先知

Study: Neanderthals Were Artists Some of the worlds oldest cave art is too old to have been made by modern humans, researchers say. Studies suggest that Neanderthals were responsible for creating cave drawings found in modern-day Spain. They also app

发表于:2018-12-18 / 阅读(187) / 评论(0) 分类 2018年VOA慢速英语(二)月

(WA-LC) Well, if there are no more questions I would like to continue our discussion of human evolution by looking at Homo erectus, the earliest of our ancestors who stood upright. Homo erectus lived about one and a half million years ago and was gi

发表于:2018-12-30 / 阅读(113) / 评论(0) 分类 托福听力短文

I don't want any hassles with the fuzz. hassle:麻烦 fuzz:[美俚]警察 我可不想跟条子发生口角。 -Howard:Fine, what color do you want? 好吧,你想要什么颜色? -Sheldon:You know the pale blue of Luke Skywalker's Lightsa

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00:00:02 OPRAH WINFREY: Hattie Mae, this child is gifted, and I heard that enough that I started to believe it. 00:00:08 ROGER BANNISTER: If you have the opportunity, not a perfect opportunity, and you don't take it, you may never have another chance

发表于:2019-01-03 / 阅读(282) / 评论(0) 分类 2017年VOA慢速英语(十一)月

'Human' Remains Found in Ethiopia Said to Be Up to Four Million Years Old 埃塞俄比亚发现四百万年前人类遗迹 The team of scientists from the Cleveland , Ohio Museum of Natural History re

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I Icariin 淫羊藿甙 Imperatorin 殴前胡素 Indigo 靛蓝 Indirubin 靛玉红 Inokosterone 牛膝甾酮 Insularine 岛藤碱 Insulin 胰岛素 Inulicin 旋覆花内酯 Iosmatrine 异苦参碱 Isoa

发表于:2019-01-03 / 阅读(132) / 评论(0) 分类 医务英语

H Harmaline 骆驼蓬碱 Harmalol 去甲骆驼蓬碱,骆驼蓬酚 Harmine 哈尔明碱 Harringtonine 三尖杉酯碱 Hawthorne Berry P.E 山楂果提取物 Hawthorne leaf P.E 山楂叶提取物 Haya

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The Chinese offshore oil corporation known as CNOOC has abandoned its bid for UNOCAL. This would have been the largest-ever purchase of an American company by a Chinese firm. CNOOC had put forth a bid that was higher than the competing bid from US o

发表于:2019-01-08 / 阅读(244) / 评论(0) 分类 2005年NPR美国国家公共电台

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember. This week, we will tell how a discovery in Kenya has started a scientific debate about early human ancestors. We also will tell how peo

发表于:2019-01-11 / 阅读(176) / 评论(0) 分类 VOA慢速英语2007年(九)月

New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p

发表于:2019-01-13 / 阅读(147) / 评论(0) 分类 VOA标准英语2011年(九月)

By Carol Pearson Washington 03 July 2007 A second cervical cancer vaccine has passed a key clinical trial and its maker is seeking to use the vaccine in countries around the world. As VOA's Carol Pearson reports, more women may be able to use this ne

发表于:2019-01-16 / 阅读(269) / 评论(0) 分类 2007年VOA标准英语(七月)

Science and Technology 科技 Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanity's family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 THE opening scene of Mel B

发表于:2019-01-26 / 阅读(138) / 评论(0) 分类 经济学人科技系列

Hobbit Ancestor Bones Found 霍比特人祖先的骨头 Small human-like creatures lived in Indonesia 50,000 years ago, and a recent study found evidence of their much older ancestors. Scientists working in Indonesia say they found several teeth and

发表于:2019-02-12 / 阅读(418) / 评论(0) 分类 2016年VOA慢速英语(七)月

Science and technology 科学技术 Human evolution 人类的进化 You look familiar 你,似曾相识 Another piece of humanity's family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brooks's film History of the Wo

发表于:2019-02-16 / 阅读(168) / 评论(0) 分类 经济学人科技系列

1.establishment n.确立;建立;家业 Because of the establishment of the patriarchy, androgyny gradually retreated from the mainstream society. 但由于父权制度的确立,双性同体思想逐渐从主流文化中隐退。 2.aspire v.热望

发表于:2019-02-16 / 阅读(170) / 评论(0) 分类 经济学人科技系列

Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanitys family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 Sep 10th 2011 | from the print edition THE opening scene

发表于:2019-02-17 / 阅读(208) / 评论(0) 分类 经济学人综合

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Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关

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学英语单词
a glass of
acquit oneself well
Alician
aralia bipinnata
autumn
barwells
beastial
bogardes
brown-lines print
cardiaco-vascular cycle
cartographical representation
cation radical
celare
cell thickness
cellulose naphthenate laurate
circumferential register screw
colitises
come next
commelinid
continuous-flow cupola
cotton buds
coupon ledger
crampest
cranial vault
crib note
cylinder armature
daizeol
deenergizing circuit
dependency graph representation
determinants of demand
disaster preparedness
Ecklonia
eleven-hour
epitopic
feagleys
galletyle
girdled
grandinous
hall-porter
harmonic distortion (hd)
Hidronal
high frequency wire communication
hip-swivelling
index of real wages
induction weld mill
korat (nakhon ratchasima)
kpn
land-based pollution
law of life
leaning thread
leftenant
lenticular follicles
like doing
llanos (llanos region)
low speed dump
lynmouths
main bundle
malthusian dilemma
mesoxalates
monumentalities
new reply
non-standard model
noncontenders
oculo-oesophageal
oil-drowned
page origin
panrhythmic
parkinsonian syndrome
partes orbitalis
peoplehoods
physical receptor
pigs, bay of
pre plan
put someone to something
race conflict
radiotelephone alarm
redrawing test
Republic of Poland
resistance voltage
retrosnub
rhinocarcinoma
saturateth
servo dyne
sexual inversion
shows out
shrimpery
south-of-market
sweeping survey
sweet stock
tbpa (t4-binding prealbumin)
telemotors
terminal delivery
tetroxides
Tinimsa
trustee deed
undersea
underwater obstacle
Uxituba
vasoconstrictors
venusty
viewres
waikatoes