光像变换器,光变像器

Light goes through the pupil, the dark hole in the center of your eye. The light becomes an image on the retina, which converts these images into nerve impulses. The brain reads these impulses and tells you what you are seeing. The image that the ret

发表于:2018-12-11 / 阅读(60) / 评论(0) 分类 原版英文小故事

(woman) Most people think of astronomers as people who spend their time in cold observatories peering through telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few

发表于:2018-12-30 / 阅读(56) / 评论(0) 分类 托福听力短文

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:2019-01-02 / 阅读(35) / 评论(0) 分类 60秒科学

University of Cambridge scientists have trained sheep to recognize the faces of famous people. The scientists hope facial recognition may help with their understanding of neurodegenerative diseases. The researchers showed the sheep pictures of people

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 2017年VOA慢速英语(十一)月

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(58) / 评论(0) 分类 Scientific American(六)月

本期内容: Sometimeswefeelthatweneedtobesomeoneelseinordertofitin,beabettermotherorwife,orportrayanimagethatwebelieveeveryoneelsewilllove.Nomatterhowhardyoutrytobesomeoneelseyouwillneverbegoodenough.Youwilldothebestandbethehappiestonlyifyoustopl

发表于:2019-01-19 / 阅读(23) / 评论(0) 分类 口语侠每日早读
学英语单词
acetylcellulose
acoustic reference wind speed
alignment diskette
ambulia sessilifolia baill.
antivitamin
approach indication
aspireth
asthmallerg
atimia
Autreville
azeotropy
bar size
be meat for worms
bubbling up
cakeeater
card guide
cell sociology
chittem
circular santorini's sphincter muscle
cnoes
crickey
cyan formate
cycloid scale
dactylocostal rhinoplasty
dermatemydid
developing time
dual-feed
Eagledale
el seibo (el seybo)
embryonic stem cells
EuP
exon-florio
flow process diagram
Four Town
genus saintpaulias
gravitropism
greenlighting
hair cracking
hairy heart
hemostatic cotton
homocellular ray
huyghe
hydatogenic sediment
impact velocity
importees
inlet time
intrafacies
investment willingness
ISE
label constant
light engineering
manufactured parts for assembly
mastoidprocess
microwave-proof
minorized
modulator band filter
Morgagni's valves
motor-boat
nereite
neutral concern
nevus lymphaticus
norbord
nutpicks
nycht
oil-water(ratio)
oldhams
onion flute
overflow piping
oversprings
pension for war bereaved families
Presbyterian churches
printed circuit structure
prolific zone
puisne
Purodigin
reactor engineering
reduction of fraction
reference particle
remove debris from water
reserve for exchange fluctuation
rosa chinenses
rule by man
seed extractor
single way stopcock
slope gain
Songyuan
steamest
sulukast
supernet
supervised inference procedure
the bee's knees
thermocompression evaporation
two-scale relation
unlimited liability company
us -phile
v. ethmoidea anterior
vacuum topping
vision supervisor
vocal process
weakest topology
wetering
whymants