[化] 不旋光的; 非旋光的; 不起偏振转的; 不起偏振转作用的

optically inactive的用法和样例:

例句

  1. The racemate is optically inactive.外消旋体是不旋光的。

不公平损害补救 unfair prejudice remedy 不公平竞争 uneven playing field 不可抗力 force majeure 不定额供款 variable contribution 不活跃公司 dormant company 不派息欧式认沽期权 non-dividend paying European put option 不派

发表于:2018-12-12 / 阅读(155) / 评论(0) 分类 金融英语

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

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Beer PowerA New Zealand brewery is experimenting with beer power, and has created a new product called Brewtoleum. This is a biofuel made of inactive yeast that is leftover during the brewing process. The slurry is sometimes sold to farmers to use in

发表于:2018-12-19 / 阅读(117) / 评论(0) 分类 Facts-事实

1. A flood occurs every year. 洪水年年发生。 还能这样说: Flood disaster occurs every year. There are floods every years. 应用解析: at the flood 涨潮;在最有利的时候; in flood (陆地)一片汪洋; stem the flood 力

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SCIENCE IN THE NEWS - Successes Against Tuberculosis, But Not Everywhere By George Grow Broadcast: Tuesday, July 19, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob

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发表于:2019-01-11 / 阅读(181) / 评论(0) 分类 科技之光

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Barbara Klein. VOICE TWO: And Im Steve Ember. On our program this week, we tell about the disease tuberculosis. Tuberculosis can be deadly if not treated the right way. It is a serous

发表于:2019-01-11 / 阅读(112) / 评论(0) 分类 VOA慢速英语2007年(四)月

SCIENCE IN THE NEWS -July 9, 2002: Tuberculosis By Oliver Chanler VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Steve Ember with Science in the News, a VOA Special English program about recen

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HEALTH REPORT - Swedish Study Finds That Placebos Can Help Calm Emotions By Nancy Steinbach Broadcast: Wednesday, June 22, 2005 This is Gwen Outen with the VOA Special English Health Report.

发表于:2019-01-30 / 阅读(203) / 评论(0) 分类 健康与经济

1. Lost time is never found again. 失去的时间找不回。 2. No one call back yesterday. 昨日不复来。 3. Time is money. 一寸光阴一寸金。 4. Busiest man finds the most time. 最忙的人

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BUENOS AIRES, April 19 (Xinhua) -- Argentine soccer player Juan Roman Riquelme will be inactive for at least three weeks due to an injury in his abdomen. He was injured on Sunday during a match between Boca Juniors and Tigre for the 10th date of the

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Lack of exercise could be causing as many deaths around the world as smoking, according to an article in the science magazine The Lancet. As thousands of Olympic athletes prepare to push their bodies to the limit, most of us sit inactive for hours in

发表于:2019-02-21 / 阅读(155) / 评论(0) 分类 英语听力精选进阶版
学英语单词
added buoyant layer
adjust price
aeolotropy
ansgar
atomic gyroscope
atomic war
azalignane
be glad that...
birth
bottom sheathing
champale
cheese wax
conidiosporae
continental polar air mass
costal malformation
credit and collection expenses
cricket equipment
defining relative clauses
dioptic
direct comparison method
dividend-paid deduction method
double slag
double-u butt weld
drowned delta
eitans
Enteroquin
evaporator crucible
experimental cell biology
experimental measurement
feel obligated to
folium ginkgo
garblements
grimm-sommerfeld rule
half-sine shock pulse
have a concern in
Heberden's node
heinrich bolls
hovering characteristic curve
hygrobates yanga
JG,j.g.,jg
karma resistance alloy
keers
Kovna
Krasnovia
Kvachina
La Galite
lady windermere's fan
lawm
lesser included offense
limp reraised
macmaster
magnetic-optical memory
make the best of oneself
map block address
marketgoers
Master of the Household
non-figurative
not reentrant
nymphaeine
oceanic aspect
omalu
orange skin
outlied
parrent
phagedenism
pigmentose
poontank
populums
portulaca
prepare ... for
prepared sponge
production of unrestricted grammar
property owners
pseudocombination
ropies
run-the-gauntlet
sea board
self employ
Sharp County
shockless operation
side framing
spandrel beam
specular scattering
steering drag link
strontium phosphide
Tegadifurum
theesee
them-selves
three-reflector feed system
tie someone's hands
Toplica
transformation encoding
tunnel broker
unary relation
ungarbled
universal health insurance scheme
upper air temperature
value
vibrational quantum
water-seal conveyor
workable coal seam
working parts