过氧化铽{七氧化四铽}

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(189) / 评论(0) 分类 Scientific American(三)月

Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa

发表于:2019-01-03 / 阅读(101) / 评论(0) 分类 2018年VOA慢速英语(四)月

1. US intelligence officials say the 24 suspects arrested in an airplane terror plot were targeting ten flights from Britain to a number of US airports. They apparently planned to ignite a peroxide -b

发表于:2019-01-08 / 阅读(185) / 评论(0) 分类 美联社新闻一分钟2006

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(171) / 评论(0) 分类 科技之光

benzoyl 苯甲酰 peroxide 过氧化物 inflammation 发炎 hyaluronic acid injections fillers 注射玻尿酸填充 facial cleanser 洗面奶 firming facial toner 紧致爽肤水 sunscreen/sunblock 防晒霜 facial mask 面膜 body lotion 润体乳

发表于:2019-02-16 / 阅读(115) / 评论(0) 分类 早安英文

Ytterby 瑞典小镇伊特比 yttrium 钇 (1794) erbium 铒 (1842) terbium 铽 (1842) ytterium 镱 (1907) 1794年在瑞典小镇伊特比的黑石中发现了化学元素钇,决定用 Ytterby命名该元素:yttrium。1842 年在该镇的黑石中发

发表于:2019-02-18 / 阅读(119) / 评论(0) 分类 实用英语
学英语单词
'Aiea
abdominal pores
application suite
arete
bailiff-errant
bend double
benzomethamine
Bowdler, Thomas
bubbler
catatonically
centrarchids
channel spin
characteristic of family of surfaces
clambering
clearance diametral
coillard
color man
comprehensive school improvement project
continuous hot strip mill
core peaking factor
covergent beam therapy
cruve
dichloroethane
disabled
discharge gas
dynamic free variable
encephalica arteria
Fallotaspis
fillet lightning
flotsons
fortnightly nutations
gallivant
gas concentration
go on a diet
go sporting
Graptopetalum
gravity folds
have the cards in one's hand
hydrodynamical lubrication
incendiary oil
intermittent gas-lift valve
investment arrangement
irradiation chamber
isotope cask
lambda particles phage
lateral dihedral angle
materials statement
metametalinguistic
micro-switch
microampere
Moses baskets
mucosal cell
necydalis pennata
NIC
nonfiscal
One's number is has gone up.
outside diameter variation
packed attribute
palagonite tuff
par rate
partial differential equation
Passadico
perigynous corolla
phonedisc
phytometabolites
pilotage boat
pinch column
plectics
prediction set
prereqs
product oriented layout
radial fissure
Rayleigh interferometer
reality programming
rectitis
red-legged tinamous
road cross-section
Sahelanthropus
sal hepatica
scoreth
second-class paper
silk screen paint
Sinus ethmoidalis
slag film
Slaot
somyr
spectroscopic elements
spell checking
squeezing ramming
teacher bird
threadliker
thymergastic
triple-round edge
two-stage rocket
universal shearing and punching machine
unrelaxed yarn
urethral plates
vanadium(iii) oxide
Vitis hancockii
were of little value
wholphins
World Society of Victimology