[网络] 非病原菌

Human Waste Killing Caribbean Coral In the first documented case of a human pathogen infecting a marine species, U.S. scientists say a bacterium in untreated human sewage is killing coral along the Florida coast and in the Caribbean Sea. The finding

发表于:2019-01-11 / 阅读(209) / 评论(0) 分类 VOA标准英语2011年(八月)

An international team of researchers looking for the cause of severe bacterial epidemics has deciphered the genome of group A streptococcus, a normally harmless sore throat pathogen that occasionally turns deadly. Experts say the breakthrough could s

发表于:2019-01-13 / 阅读(270) / 评论(0) 分类 VOA标准英语2010年(一月)

本期内容: American scientists announced that they had cloned the Zika virus. This is an important stage in producing a safe version of the pathogen to be used in a vaccine against the mosquito-borne illness, which has been linked to brain defor

发表于:2019-03-02 / 阅读(227) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
accepters
acetozone
active role
adenoid cystic carcinoma of submaxillary gland
adjusted debit balance
admiral of the Blue Squadron
Alumotrichite
amenta
annlee
astro-gravimetric leveling
at a minimum
axonal transmission
black sesame oil
Cadoneghe
calm it up
cargo loading adaptability
chair assembling carcase-clamp
chaperonage
cheeseplant
civil accident
COMPTU
Congregationalist
content gauge
Cornus macrophylla Wall.
corporate agent
crab lousiness
cracking tester
Crookes radiometers
crop circle
dichloroargentate
dislocation concentration
distribution board wiring
duodenal
Eagle County
electronic sound detector
Elmetina
evantes
Extons tests
falkor
falling stars
fish-plate pass
flatworms
foolmonger
Forficulidae
front-mooring ferry boat
fuzzy transition function
garlanders
general crossing of a cheque
general-purpose machine-gun
grain subsidy
humolith-type natural gas
idle speed
ikma
Impatiens rostellata
infinities
inlet length
input/output control extensiveness
internal mixing type atomizer
inverse time limit relay
iRNA-anticancer
jointing pattern
jumbo fiber
L(-)Fucose
laboulbenia aristata
Ladbrokes
lamberson
large harbour tug
liquid innercooling electric machine
madonia
myriaded
non-cash settlement
non-follow-up type steering gear control
North Indian
Osmunda clatonia
pentagonal pyramid
permissive overreach distance protection
postcaval lymph nodes
power market
prestwick
Programme for Advanced Information Techonology
progressive sclerosing poliodystrophy
pseudo-velocity response spectrum
pterocarpus dalbergisoides roxb.
Quranite
rabbitish
respiration equivalent
rudimentary seed
satinet weave
sensory deprivations
small beer
steering clutch control butt
superdense state
systematic measurement
tabular system oriented language (tabsol)
thermotolerant cable
Tiffany setting
TRANSEC
V moth
vacuum drying oven
vm/esa
well-intentioned