时间:2019-01-20 作者:英语课 分类:2016年Scientific American(一)月


英语课

 After Connecticut passed a law requiring gun background checks and gun safety courses, gun deaths decreased by forty percent. Forty percent. Prsident Obama today.


  In his announcement that he would take executive action to require more gun sellers to be lisenced and to do background checks on gun buyers. He also touched upon the problems facing public hearlth researchers who try to study gun violence or deaths.
  Meanwhile since Missouri repealed a law requiring comprehensive background checks and gun purchase permit, gun deaths have  increased to almost fifty percent higher than the national average. One study found unsurprisingly that criminals in Missouri now have easy access to guns. And the evidence tells us in states that require background checks, law-abiding Americans don't find  it any harder to purchase  guns whatsoever. Their guns have not been confiscated. Their rights have not been infringed. And that's just the information we have access to. With more research we can further gun safety just as with more research we have reduced traffic fatalities enormously over the last thirty years. We do research when cars, food, medicine even toys harm people so that we made them safer.
And you know what research science. Those are the good things they work. They do. But think about this. When it comes to an inherently deadly weapon, nobody argues that  guns are potentially deadly weapons that kill tens of thousands of Americans every year. Congress actually voted to make it harder  for public health experts to conduct research and gun violence, make it harder to collect  data and facts, and develop strategies to reduce gun violence.

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ADATS
Ampelocissus
arcadey
artificial lightening
as sick as a dog
assembly processing step
atomic storage
Ban Nam Chon Noi
Blackbar
blue jasmines
Brachyarcus
braking effects
calcium cyclamate dihydrate
chaotic progradation configuration
charge d'affaires
chromic potassium alum
component assembly
concentration of dust
concubinate
congeneric acquisition
contraste
cranii hyperostosis
cutting-plan of by-product
Cynanchum kintungense
damions
definite stop
diameter at small end
dorothy parkers
effervescence level
emergency source of electrical power
epoxy polymer
floating neutral
fluomethason
fraser-smith
galtifenin
gignac
Hashabiah
highteches
hydraulic operated cargo valve
Iljinia
interrupt release
iodine coulomb meter
jimmy hat
karkabi
lattice complex
leyr
lie-by
limiting wave number
loose fracture
Lucalox
lucha libre
Luf I.
marlowe-crowne social desirability scale (m-c sds)
maximum tapping diameter
muck-a-muck
myelodysplastic
Myrica pensylvanica
N-imidoylamidine
Naruto-kaikyō
neuroenhancers
next sunday
off-glide
Ogasa-wara-gunto
one with another
or not gate
panel discussion method
payment upon arrival of documents
permissible working stress
Pilicort
pisins
precise leveling instrument
prenyltransferases
pseudo-terminal
rature
related feature
river cross section
SCSOMS
search result register
self-esteem needs
semiclosed
sheave pulley
shelf-stable food
shelled corn
single-camera production
sneaker millionaire
snowshill
spirit colors
standing-on-nines carry
stress analysis
subregistries
TA-094
tartarer
TDRC
test conversion
three-pole circuit breaker
tive
traffic marker
two-color indicator
ultrasonic facilities
vinydan
virtual space(in computer graphics)
Volgian