表皮黑[色]素单位

[00:00.00] Unit 6 Find the right place [00:56.29]Where is B? It's next to A. [01:56.24]Where is A? It'm next to B. [02:02.80]next to beside [02:20.96]Where is C? It's near A. [03:11.61]Where is D? It's in front of A. [03:55.47]Where is A? A is next B

发表于:2018-12-10 / 阅读(252) / 评论(0) 分类 (人教版)初中二年级上册

[ti:UNIT 4 My Neighbourhood Lesson 32:Unit Review] [0:01.037]Unit 4 [0:02.889]My Neighbourhood [0:04.977]Lesson 32: [0:07.066]Unit Review [0:09.233]I. [0:10.179]Building Your Vocabulary [0:12.425]A. [0:13.686]Fill in each blank with the proper word o

发表于:2018-12-10 / 阅读(248) / 评论(0) 分类 河北教育初中英语(初中起点)八年级上

[00:00.00]Unit 2 COME TO MY HOUSE [00:17.40]unit 2 page 10 Listen, sing and act. [00:24.66]LET'S HAVE FUN [01:47.42]unit 2 page 10 PIGGY BANK: [01:54.39]cook eat play [02:20.25]unit 2 page 11 Listen,say and act. [02:31.61]come to my house,come to day

发表于:2018-12-13 / 阅读(284) / 评论(0) 分类 广州小学教科书口语第二册

This is scientific American's 60 seconds science. I'm Sophie Bushwick, got a minute. Tens of millions of years ago, cephalopods were hiding from enemies in clouds of ink. And it turns out thatcuttlefish today producing ink that's almost identical. Re

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 Scientific American(五)月

This is scientific Americans 60 second science, I am Sophie Bushwick. got a minute. Tens of millions of years ago, cephalopods were hiding from their enemies in clouds of ink. And it turns out that cuttlefish today produce ink thats almost identical.

发表于:2018-12-24 / 阅读(149) / 评论(0) 分类 Scientific American(五)月

(WA) Human populations near the equator have evolved dark skin over many generations because of exposure to the fierce rays of the Sun. A similar phenomenon has also occurred in other parts of the animal kingdom. The African grass mouse is a good ex

发表于:2018-12-30 / 阅读(147) / 评论(0) 分类 托福听力短文

Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

发表于:2019-01-03 / 阅读(216) / 评论(0) 分类 医务英语

Hi, its Kasey-Dee Gardner for Why? Tell Me Why? This week we received a question about baby eye color. The question was why are most babies born with blue eyes?. And I wasnt sure that was a true statement, but it is in fact a true statement. Actually

发表于:2019-01-09 / 阅读(147) / 评论(0) 分类 自然百科2009年

Words in unit 2 [00:04.02]第二单元的单词 [00:08.05]hen [00:08.05]母鸡 [00:08.05]chick [00:08.65]小鸡 [00:09.25]duckling [00:10.19]小鸭子 [00:11.13]geese [00:11.91]鹅(复数) [00:12.70]gosling [00:13.70]小鹅 [00:14.71]rooster [00:

发表于:2019-01-09 / 阅读(257) / 评论(0) 分类 人教版小学英语五年级

Words in unit 3 [00:03.77]第三单元的单词 [00:07.55]school [00:08.31]学校 [00:09.06]classroom [00:09.82]教室 [00:10.58]library [00:11.39]图书馆 [00:12.20]borrow... [00:12.88](向某人、从某处)借 [00:13.56]make [00:14.39]做;制

发表于:2019-01-09 / 阅读(293) / 评论(0) 分类 人教版小学英语五年级

Words in unit 4 [00:03.77]第四单元的单词 [00:07.55]there [00:08.28]那里;在那里 [00:09.01]corner [00:09.59]角;角落 [00:10.16]project work [00:11.00]项目制作 [00:11.83]study [00:12.28]研究;学习 [00:12.72]plant [00:13.24]植物

发表于:2019-01-09 / 阅读(329) / 评论(0) 分类 人教版小学英语五年级

Words in unit 6 [00:04.02]第六单元的单词 [00:08.05]fever [00:09.00]发烧 [00:09.95]stomachache [00:10.74]胃痛 [00:11.52]headache [00:12.32]头痛 [00:13.11]toothache [00:13.57]牙疼 [00:14.03]cough [00:14.81]咳嗽 [00:15.60]problem [00:16

发表于:2019-01-09 / 阅读(273) / 评论(0) 分类 人教版小学英语五年级

[ti:UNIT 5 Family and Home Lesson 36: What Are They Doing?] [00:01.73]UNIT 5 第五单元 [00:04.08]Family and Home 家庭和家 [00:07.17]Lesson 36: 第36课: [00:09.24]What Are They Doing? 他们在做什么? [00:12.04]1. [00:13.58]What are you

发表于:2019-01-09 / 阅读(303) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

[ti:UNIT 2 Colours and Clothes Lesson 16: Unit Review] [00:00.86]UNIT 2 第二单元 [00:02.65]Colours and Clothes 颜色和衣服 [00:06.62]Lesson 16: 第16课: [00:08.53]Unit Review 单元复习 [00:11.44]Ⅲ. [00:13.24]Listening and Speaking 听一

发表于:2019-01-09 / 阅读(295) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

[ti:UNIT 3 Body and Feelings Lesson 24: Unit Review] [00:01.38]UNIT 3 第三单元 [00:03.39]Body and Feelings 身体和感觉 [00:06.82]Lesson 24: 第24课: [00:08.86]Unit Review 单元复习 [00:11.52]Ⅲ. [00:13.06]Listening and Speaking 听一听

发表于:2019-01-09 / 阅读(257) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

[ti:UNIT 6 Let's Go! Lesson 48: Unit Review] [00:01.53]UNIT 6 第六单元 [00:03.33]Let's Go! 我们出发吧! [00:05.57]Lesson 48: 第48课: [00:07.23]Unit Review 单元复习 [00:09.79]Ⅲ. [00:11.24]Listening and Speaking 听一听,说一说

发表于:2019-01-09 / 阅读(344) / 评论(0) 分类 河北教育初中英语(初中起点)七年级上

'Electronic' Skin Monitors Heart, Brain Function U.S. researchers have developed a stretchy, ultra-thin, self-adhesive material that contains miniature electronics to monitor heart activity, brain waves and muscle movement. According to scientists, t

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 VOA标准英语2011年(八月)

This all black feathered king penguin could be one in a zillion. The video was recorded on a sub-Antarctic island of South Georgia by National Geographic Traveler magazine contributing editor Andrew Evans on his bus to Antarctic expedition. While man

发表于:2019-01-22 / 阅读(157) / 评论(0) 分类 自然百科2010年

Your teenage son wrecks the car. Your daughter shows up with her recently paroled boyfriend. These are the sorts of things that can make your hair turn gray overnight. Actually, it's impossible for hair to completely change color overnight. Hair colo

发表于:2019-02-16 / 阅读(158) / 评论(0) 分类 英语听力文摘 English Digest

Many women around the world use skin-lightening beauty products in an effort to improve their looks. The World Health Organization, or WHO, reports that the country with the highest percentage of women using such products is Nigeria. In its 2011 repo

发表于:2019-02-25 / 阅读(163) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
abasic
absolute convex
adsorbent power
alkeran tablet
all to smash
alphabetisations
anti-icing equipment
articulating region
austrasias
Balūch, Kūh-e
basic fixed length data format
bee-hivy
burst bus
carunculae innominata
charges section
Cinnamomum tonkinense
collecting conduit
combined enamel epithelium
contagious pustular dermatitis
coombes
copper damper
copper(i) antimonide
cyberwriters
deravenels
derivation graph
dingle-bird
Dushanbe
efficient assembly system (easy)
eight guiding principles
exceptionalistic
exchange automatic
family-centered
fieldstone
first choice route
fresh pork
Garre's disease
gear shift lever ball housing
ghostly father
globiferas
GO TO statement
goatfishes
grajahu (grajau)
grinding frames
Heinrichsburg
high-sea
holy oil
Huningue
imitation backed fabric
indeterminate-term liability
intrapelvic
Jasrāsar
Kashmir, Vale of
Kasidoron
kitchen-fee
lannan
lay cold
loose sugar
low background counter
luckwald
mission report
Monocercomonoides
movable knife
nanocormia
near-panic
no year authority
non-linear spring
nondefinable
nouell
offer subject to goods being unsold
ontologic
orcein dye
ostrer
overshot
oxid(iz)ation
particularment
pectic
perceptual audio coding
pericallosal artery
Pertya desmocephala
phanerocryst (phenocryst)
phase-swept interferometer
Ponndorf's vaccine
positive displacement engine
random-sequential access
refuelling cavity flooding
ring for
roof limb
rotor steel process
San José del Boquerón
serial logic
soldout
Stickelberger element
syphilised
the back of the hand
thrust cone
udry
Uijec I.
unrestorable
voice-operated loss control and suppressor
water cooled vibrating stoker
white circuit
yahyas