氨基苯磺胺噻唑,磺胺噻唑

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(一)月

The videos on Love Stories TV website have drama, romance, and beautiful clothes mixed with costly settings and highly technical camera shots. Is it Hollywood or is it real life? Sometimes the line seems to disappear. Love Stories TV shows videos of

发表于:2019-01-03 / 阅读(46) / 评论(0) 分类 2018年VOA慢速英语(四)月

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(八)月

Kurt Vonnegut The Summer had died peacefully in its sleep, and Autumn, as soft-spoken executrix, was locking life up safely until Spring came to claim it. At one with this sad, sweet allegory outside the kitchen window of her small home was Ellen Bow

发表于:2019-01-23 / 阅读(108) / 评论(0) 分类 英文短篇小说

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 阅读空间

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(48) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
absinthic
acinesis
ainas
aliium triquetrum
antihippie
archostenosis
auditory fatigue
beta(-decay) interaction
bichescu
Bit-oriented.
brachycephalization
Broadbent-Bolton plane
Brodie's abscess
cascarano
change file
computationalists
confidential application
contentable
contraction of visual field
crash maneuver
criticule
dennstaedtia hirsuta mett.
destitute person
difference of observation
dimethyl acetic acid
diosmose
direct-current system
distribution fuse block
Doggerland
Doodson constant
elliptic coordinates
energy secretaries
entomological genetic thremmatology
extra axial image
field data applications systems & techniques
forest tent caterpillars
frend
fu-stroke
gallo-romans
gellners
gentamicin-resistance
gonadotropin
gonadotropin(-)releasing hormone
green food
hand-chipping and scraping
haul logs
hinged end
hot-tinting
human tolerance
impli
infusates
iodophenazone
isolated statistical item
isonixin
ITLS
kievite
Kinzenburg
length of stays
Lewes
maker-checker process
missile ground equipment
monochromatic rays
montane belt
Neornithes
omental branch
optical moment
peroneal muscle
petrakov
plasterwise
PMR
Poullaouen
preprandial
psychiatric disorders
puntel
purification and letdown system
put your money where your mouth is
Raman lasers
rapid charging
reapir of partial atrio-ventricular canal
rear dump lorry
respiratory duct
rope-drum
second-order microelastic solid
shape of the root cap
sigma angle
snagging grinder
spleter
stadium suppurations
stall flutter
station administration
steam curing
tall-hatted
tensile resistance
toxiphagus
ultrasonographers
unsigneted
valuable cultural relics
volumetric adjuster
well-warranted
wenchowensis
yang exhaustion
ziegler