乳化剂

Paul Rothemund正在编写一种特殊的「密码」以使DNA能自己排列成星形、笑脸及其他图案。您会为之感到震惊,但您所看到的只是分子自我排列组合的小型表演,它实际上揭示了未来制造出各种东西

发表于:2018-12-09 / 阅读(54) / 评论(0) 分类 TED公开课:头脑游戏

By Dan Robinson Capitiol Hill 16 March 2007 Former undercover CIA officer Valerie Plame, who has been at the center of a controversy involving the role White House officials played in revealing her identity, has testified in public for the first tim

发表于:2019-01-08 / 阅读(91) / 评论(0) 分类 2007年VOA标准英语(三月)

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(94) / 评论(0) 分类 VOA标准英语2011年(四月)

Researchers have developed a method to activate electronic implants in the body and eliminate bacterial infections using a wireless signal。 研究者已经开发了一种运用无线信号激活人体中电子植入物来消除细菌感染的方法。

发表于:2019-02-08 / 阅读(31) / 评论(0) 分类 英语新闻

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(48) / 评论(0) 分类 英语新闻

U.S. military officials say they have identified the four Marines seen on video urinating on the bodies of dead Afghan Taliban fighters. The Naval Criminal Investigative Service, heading the main inquiry into the video, has also reportedly questioned

发表于:2019-02-08 / 阅读(66) / 评论(0) 分类 英语新闻
学英语单词
ad agency
age-graded
Alice Glacier
alkali liquor
allopurinol
Amancey
anisomery
antroatticotomy
aqueous-base
attiring
attornies
audience studio
ballet society
banjoist
behave yourself
Berger rhythm
best-effects selling
buffered i/o
carbon step tablet
cetacean mammal
children's apperception test (cat)
chiral lagrangian
ciniphes
cold-forged
colourizes
creatorlike
drive assembly
dzyatlavichy (dyatlovichi)
electrically transmittingsynapse
electromagnetic hazard
entry cluster
equivalent observation
excusable neglect
expand
extension bond
fineblanking
flat pencil brush
flotows
formal denotation
formal team
fuselage cover
genus Colaptes
genus trimorphodons
graham's law of effusion
guard and caretakes expenses
gun handguard
Haight-Ashbury
hanawalt group
hcaf
hot chick
ifsccs
in-hospital
indemnity issue
informal method
inherent contradictions inner contradictions
inship
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job-shop sequencing problem
kambrell
karyomitotic
kendrell
labour bargaining
landerbank
location-based
lpds
megalopsychos
mid-sea
military-service
niacinogen
no matter which
nonaspirant
noninteracting control system
parlatoria zizyphis (cucas)
peace movement
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precipitation stimulation
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Puccinia festucae-ovinae
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remote self sealing coupling
remunerating
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standardized signalling system
Sticta
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unclassed psittacine beak and feather disease virus
underspecifies
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