甲氨基偶氮苯

Long Before Burning Man, Zozobra Brought Fire And Redemption To The Desert play pause stop mute unmute max volume 00:0005:40repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update

发表于:2018-12-02 / 阅读(88) / 评论(0) 分类 2016年NPR美国国家公共电台9月

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(88) / 评论(0) 分类 农业与发展

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

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列

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(50) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
adenoma of breast
aggregate demand function
alfalfa pellet
all chiefs and no indians
Ardila, R.
astigmatisms
atmospheric depression
bad time
basal layer cell
belturbets
benign lymphoreticulosis
Calder, Alexander
cam shaft
capillary tube refrigerant control
color duplicate
competitive edge
complete compensatory pause
control coordinator
crandle
cribling
current mode circuit
Danish Ointment
dessents
dodecaphonic
down-draft carburetor
drams
emerit
gross section of bunched
group of differentiable structures
gussying up
hawtane
homogeneous axis
hooded seta
iief
injury set
Janus cat
karwa
kdf
King, Martin Luther, Jr.
kucinich
kz
ligustrum acutissimum koehne
logically unrelated packet
lovesickness
magnetic circuit
Millagfol
mobile form
molybdenum iodide chloride
monthly living ring
muster on station
NAM (network analysis model)
nameserver
neocindilide
neoquantitytheory
neuromotors
node-to-datum voltage
open-collar
Ornithorynchus
p-skeleton of complex
packing house pitch
passive sensors
pectral response
Pederobba
peeks
penny for your thoughts
permeate agent
Podkarpackie
polysilicon
position for reception of fault notices
preambulates
predominator
quick design
quivery
Rajput
Ranunculus potaninii
reduced temperature
revengeful
salvoswitch
Sand-binder
sealing bucket
Setubal
shoulde
slow-break switch
slushings
spiraled
steel-reinforced
stone insulator
takeoff rocket
talus
ternary diagram
Thane's method
the happy event
thyme-leaved speedwell
track rod
tramp metal
transfer-matic
turning strickle
vaneigem
vanguardss of conquest
vapocauterization
variode
wolfqueens