毛细显微镜

Asian Bacteria Threatens Florida Orange Trees 亚洲细菌威胁到佛罗里达橘子树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of

发表于:2018-12-08 / 阅读(120) / 评论(0) 分类 VOA标准英语2014年(八月)

Computer scientist Shwetak Patel and his team are developing new sensing systems. The initial focus was really around energy and water monitoring.They built a new generation of smart sensors that monitor electronic interference on a homes power line

发表于:2018-12-08 / 阅读(98) / 评论(0) 分类 VOA标准英语2018年(六月)

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(120) / 评论(0) 分类 赖世雄学英语第四册

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(188) / 评论(0) 分类 医务英语

Inflammation - is a whole complex of events which occur in sequence, in response to injury. Tissue damaged by bacteria, chemicals, heat, trauma etc, release histamine and bradykinin and serotonin whic

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 医务英语

Basal lamina - a term used to describe the different layers which make up the basement membrane. These different layers of the basement membrane, the lamina lucida and lamina densa are only visible wi

发表于:2019-01-03 / 阅读(169) / 评论(0) 分类 医务英语

head 头 throat 喉咙,咽喉 armpit hair 腋毛 nipple 乳头 chest 胸部 pit 胸口 navel 肚脐 abdomen 腹部 private parts 阴部 thigh 大腿 neck 脖子 shoulder 肩 back 背 waist 腰 hip 臀

发表于:2019-01-05 / 阅读(173) / 评论(0) 分类 英文语法词汇

After hundreds of years, the most common, basic microscopes still operate by means of the same old hardware: the lens. But what if you could do away with that lens and create a microscope that fits on a cell phone? Thats what researchers led by Aydog

发表于:2019-01-08 / 阅读(163) / 评论(0) 分类 Scientific American(六)月

'The Diamond Lens' by Fitz-James O'Brien, Part Two 钻石透镜 II by 菲茨詹姆斯奥布赖恩 Our story is called The Diamond Lens. It was written by Fitz-James O'Brien. Today we will hear the second and final part of the story. Here is Maurice J

发表于:2019-01-12 / 阅读(288) / 评论(0) 分类 2016年VOA慢速英语(九)月

iPhone Becomes Low Cost Microscope The Apple iPhone can be used for lot of things making calls, playing games and sending pictures, video and text. Scientists say it also can be converted into a low-cost microscope to detect worm-related infections i

发表于:2019-01-14 / 阅读(148) / 评论(0) 分类 VOA标准英语2013年(三月)

亚洲细菌威胁佛州橘树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of transferring non-native species to American soil. 佛罗里达

发表于:2019-01-19 / 阅读(126) / 评论(0) 分类 VOA双语新闻 2014年9月

It's similiar to a pregnancy test: a drop of liquid on a strip of paper causes an easily seen color change. But imagine that kind of simple, cheap technology employed in testing for pollution or health issues anywhere and on the cheap. Researchers at

发表于:2019-01-20 / 阅读(137) / 评论(0) 分类 Scientific American(八)月

AMERICAN STORIES - The Diamond Lens, Part OneBy O'Brien, Fitz-James Broadcast: Saturday, April 01, 2006 Announcer: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story today is called

发表于:2019-01-30 / 阅读(155) / 评论(0) 分类 2006年慢速英语(四)月

AMERICAN STORIES - The Diamond Lens, Part TwoBy Fitz-James O'Brien Broadcast: Saturday, April 08, 2006 Announcer: Now, the Special English program, AMERICAN STORIES. (MUSIC) Our story is called The Di

发表于:2019-01-30 / 阅读(290) / 评论(0) 分类 2006年慢速英语(四)月

We all make resolutions every year to keep fit whether we have diabetes or not. The difference is that as people with diabetes, we need to keep fit, and we know that even if we don't do anything about it. One only has to read the medical abstracts an

发表于:2019-02-03 / 阅读(214) / 评论(0) 分类 实用英语

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

发表于:2019-02-04 / 阅读(121) / 评论(0) 分类 英语新闻

护士:早上好! Nurse: Good morning. 病人:你好! Patient: Good morning. 护士:请问哪里不舒服? Nurse: What seems to be the problem? 病人:高烧,感觉糟透了。 Patient: Im running a high fever and feeling terribly bad. 护士:这种情况出现有多久了? Nurse

发表于:2019-02-06 / 阅读(138) / 评论(0) 分类 英文语法词汇

只要讲英语就会用得上的词汇 闪光之说: 1、shine: 照耀,指光稳定发射; 2、glitter: 闪光,指光不稳定发射; 3、glare: 耀眼,表示光的强度最大; 4、sparkle:闪烁,指发射微细的光度。 打破之说

发表于:2019-02-21 / 阅读(120) / 评论(0) 分类 实用英语

How could you say you know who I am? Do you ever wonder why I'm here? The thoughts play back in your head like a film that has been stick on repeat. Imagine that this picture of me is painted for you. A portrait is made to hold a moment and moments w

发表于:2019-02-26 / 阅读(139) / 评论(0) 分类 英文摇滚歌曲

Sugar bowls and hole 孔隙是岩土固体矿物颗粒间的空间。岩土中直径大于1毫米、重力水可于其中自由运动的孔隙,是大孔隙(macro-pore,large pore)。岩土中直径为0.01~1毫米、重力水和毛管水可存其

发表于:2019-03-09 / 阅读(164) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
.gf
aboriginalities
ad instar
Aftonian
andreaea mutabilis
Apollinarian
argosies
batch interface
bending fixture
Bhatta
black-tailed jackrabbits
Burne-Jones, Sir Edward Coley
butylidenephthalide
caconymy
clandestine evolution
control cylinder-rod
costs accountant
culvert wall
cymbidium ensifolium sw.f.flaccidoior mak.
debenture mortgage
depth psychology
diadexis
direct marketing by house to house selling
druv
duplex computer system
ex seller's godown
export centered enterprise
film (-wise) condensation
front filled weld
Galtian
give my regards to
gonaaopause
ground swell sea
hial shower
high temperature separator
igniters
indicated water level
Isomerphalane
kiln car pusher
Laccadive, Minicoy and Amindivi Islands
ladder work
leckar
lighting board
longitudinal overturned car
mahouts
mediterranean anaemias
medium-prf radar
meglumine diprotrizoate
methyl-xyloside
mexican poppies
mismatching error
multistage freezer
nose control
organic molecular chemistry
Pacific-type coastline
Patchen, Kenneth
Pecos
peripheral alveolar bronchiole
Piratuba
play-book
portable audio player
primary standard sample
quarte-wave stub
quick-drying enamel
relves
respect of the person
roller chain connecting clip
Sailing Routes in Inland Waters
sale by specifications
scrap rubber selection
Second Decennial
segmental conductor
shielding braid
shinning
sinister
smoldering
splatter-dash
srd (source range detector)
stagiaires
standing pat
tabine
talkiness
tank suction
temporary climax
tendo
Thalfang
the rump
toforehand
tree monkey
Trichlorotriazinetrione
unboil
under guard
vanadium(iii) iodide
vibration strength test
wake the night
water rate
Weissbier
well-defendeds
wholegrain
Yue Fei
Zabok
Zanthoxylum molle