na. 一杯咖啡
[网络] 喝杯咖啡;一杯咖啡的故事;边喝咖啡边等人

Bacterium Targets Untreated HIV-Positive People Researchers are warning of an emerging form of intestinal disease in sub-Saharan Africa. Its targeting mostly HIV-infected people, who are not on treatment. The disease kills up to 45 percent of those i

发表于:2018-12-08 / 阅读(41) / 评论(0) 分类 VOA标准英语2012年(九月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute. If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the jo

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(四)月

DAVID GREENE, HOST: Today in Your Health, we're taking a close look at chemotherapy. It's been a mainstay of cancer treatment for decades, but that method is slowly being edged aside in medical research as new treatments, like immunotherapy, grab the

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 2017年NPR美国国家公共电台3月

Business this week 一周商业要闻 Britain's recovery gathered pace. 英国经济加快复苏脚步。 Industrial output grew by 1.2% year on year, the fastest rate since January 2011, with manufacturing up by 2%. 工业产出与去年同期相比增

发表于:2019-01-26 / 阅读(56) / 评论(0) 分类 经济学人要闻

Follow-up examinations of the mice in all these experiments looked at the strengths of connections between nerve cells within part of the brain called the ventral tegmental region. 在所有这些实验中,老鼠的后续检查是观察中脑腹侧被

发表于:2019-02-16 / 阅读(56) / 评论(0) 分类 经济学人科技系列

She found that, while the genetically engineered mice and the BTBR mice had, as expected, reduced levels of L. reuteri, 她发现,虽然经过基因编辑的老鼠和BTBR老鼠体内的罗伊氏乳杆菌果然有所减少, and those with bacteria

发表于:2019-02-16 / 阅读(38) / 评论(0) 分类 经济学人科技系列
学英语单词
abusio
actual value of controlled variable
albeniz
amphidamas
armor-piercing bomb
Baer, Karl Ernst von
be above comprehension
be in the market for something
bleving
block parity system
braking radiation
Burgui
cabildo
Candlewood, Lake
Cava de'Tirreni
cenetone
channel system
chilling resistance
cockyleekie
complete transposition of great blood vessels
consistency inaicator
convected coordinates
crankshaft journal bearing
current investment
d'andrew
Dae-Han-Min-Gook
detectivelike
directive-drive wheel
Disgusta
distance between pole tips
electromechanical printer
ethanolysis
expell
extraordinary cost
false token
forswinking
furunculus gangraenescens
grass pinks
hiatodontia
high-pressure bottle
hydroferrocyanic acid
hydrosafroeugenol
ibrahima
ice apparatus
igim
immunol
impact excited transmitter
impact work
incremental discrepancy correction
indignity
indirect operating expense
infective stricture of ureter
inolite
jedwabite
journal tape
large annual rings
legitimate authority
leroy's syndrome
liquor sodii citratis anticoagultans
machine code level
misfired
mouth aperture
movable trash rack
N.S.C.
narrowing stud
nelander
newset
nuclear fission
one piece runner
organic nitrogen pool
overpigmentation
oxalis violaceas
peliosanthoside
pillar of strength
pioneerdom
prefabricated welding mold
Primula ioessa
road bureau
salmas (shahpur)
screech owl
searchlight belt
semi-permanent magnetic material
septic retinitis
shock of metabalodispersion
social columnist
split range multiplier
spontaneous generation signal
strong-interaction physics
supercooling field
superelongated
swan-songs
tetragonal martensite
the glad mitt
three-legged divider
timber space frame
u.t.
umtalis
vertical retort
videocube
warzones
welfare parasite
wellfields