un. 限制性核酸酶
[网络] 限制酶;核酸限切酵素
词型变化:名词复数形式 : restriction nucleases

今天学的词是ease。Ease就是放松原有的规定或限制。上个月,美国航空安全官员决定禁止旅客带液体上飞机。经过研究,他们现在决定放宽这一规定。报纸说:U.S. Eases Carry-on Liquid Ban, 美国当局

发表于:2018-12-30 / 阅读(45) / 评论(0) 分类 英语每日一词

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发表于:2018-12-30 / 阅读(56) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是restriction. Restriction是限制的意思。President Obama vowed to implement new measures to curb violence in American cities, including reasonable restrictions on gun ownership. 美国总统奥巴马誓言,要减少美国

发表于:2019-01-06 / 阅读(82) / 评论(0) 分类 英语单词荟萃

AS IT IS 2015-01-26 S. Korean Businesses Want to Ease Trade Restriction with North 韩国企业望放松对朝鲜实施的贸易限制 Business leaders in South Korea are urging President Park Geun-hye to ease trade restrictions with North Korea. Sou

发表于:2019-01-12 / 阅读(28) / 评论(0) 分类 2015年VOA慢速英语(一)月

By Dorian Jones Istanbul 2-345315 09 February 2008 Turkey's Islamic-rooted Justice and Development Party has succeeded in changing the country's constitution to ease a ban on Islamic head scarves worn in universities. But the move is proving controve

发表于:2019-02-14 / 阅读(41) / 评论(0) 分类 VOA常速英语2008年(二月)

今天学的词是ease。Ease就是放松原有的规定或限制。上个月,美国航空安全官员决定禁止旅客带液体上飞机。经过研究,他们现在决定放宽这一规定。报纸说:U.S. Eases Carry-on Liquid Ban, 美国当局

发表于:2019-02-24 / 阅读(49) / 评论(0) 分类 学个词
学英语单词
0592
amino quick dry baking paint
Anaphalis chungtienensis
apoplexed
ardrey
basaltic nephlinites
binding strength of clay
bone reflex
bracket arithmetic expression
cahuecit
call somebody up
capital of Azerbaijan
cat's whisker
Chernobyl sarcophagus
combination plate
convex region
cooperative transaction processing
Cullivoe
deductive database
deficiency disorder
Deltebre
distribution sub-station
Donkey Case
eirenicon
electronic discrete sequential automatic computer
elliptic orbit
etymologick
fibre transfer function
fibrous break
fibrous myxoma
fjell
flow sheet of screenroom
fluorine-containing polymer
foundation garments
germination transmission of pathogen
grassskiing
Great Assize
great many
greater stitchwort
Hamelia erecta
hot water storgae
Ikasi
index pin
inviability
L'Amour, Louis
leg-rest
lensed-fiber components
light ball
limiting viscosity
linkage of risks
looked in
lubricating oil reserve tank
lung cookie
machinery specification
malamidic acid
Mamoudzou
maneuvering potential
mineral fine
mini-links
neutron energy spread
night pair
Oriolo Romano
osyter bed
overhoped
palovarotene
pars genicnlata
partial cystectomy
pathogony
penthetria takeuchii
photo-level
Pomoan
portwine
primary pectoral girdle
quifenadine
rebirth
rice burners
sandhill cranes
Schilbeidae
set a hen
single-phase induction regulator
Sir Tom Stoppard
sleeper pitch
Snezhnyy
southam
spot TV
super-imposition
suspension of chord
take an objection against
Tarapaina
temporary habitat
train interval
turnip-shaped
two-step nozzle
two-terminal circuit element
under-dauber
underchassis
unoutrageous
unreligioned
verlore
waving off
whingding
white tag fibre