音标:[,eksə'pæθədʒən] ;
n. 【植物病理学】外病原体

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(130) / 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(177) / 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(170) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
Ammi visnaga
aonidia formosana
arithmetical set
atomic transaction
azotobacterial
be sb's place
bend of elbow
BSP test
Cantani's diet
cardiopuncture
cathartate
celothel
characteristic of spring
chuck norris
cold current
colportages
compact disc digital audio
complete orthonormal set
converging traffic volume
corchioside
corn glutin
Cryptofauronol
dainties
damaged by worms
dieselising
dilophosaur
Dniprodzerzhyns'k
editorial
enraced
enriquillo
examination of hemosiderin in urine
finitises
focus calibration tape
glasschord
gloeosporium euonymicolum hemmi
graffer
Habenaria commelinifolia
hamfatter
have not a dry thread on
haversacks
Hesselach's fascia
hush-hire
husky desquamation
identical text
ill-wishers
index percent
indian house l.
interoceptive
jernimo
jueyin headache
julie
Kuran
light absorption particle counter
mamsey
mean extreme low water springs
meat animal
meddleth
melasma
mutual admiration society
newel wall
newpeat
non-periodic function
Nucleus striae terminalis
nuculana gordonis takaoensis
ocious
oil of savin
Oma-zaki
open ditch
packhorses
panama redwood trees
pearl graier
Pedicularis densispica
penicillium purpurescens
peruviana
petrographic facies
phlorol
placement of error code
plug and play (pnp)
poly (vinylidene fluoride)
pompholygomete
praisworthiness
premodernity
pro-urokinase
quadratic statistic
recentralizes
reflecting film
ring micrometer
rolling moment arm
said-she
santalyl chloride
Sasuntzi Davith
seeal
self-infertility
set of numbers
special access code
subpyloric lymph nodes
subvertical
teruo
The gallows groans for you .
unspoofable
vote by acclamation
zinc mineral