目标跟踪滤光器

Scientists Solve Mystery of Chameleon Eyes 科学家们解决变色龙眼睛的奥秘 Chameleons can move their eyes in different directions, and most scientists thought that meant that each eye worked independently from the other. Scientists in Isra

发表于:2018-12-08 / 阅读(23) / 评论(0) 分类 VOA标准英语2015年(十月)

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(73) / 评论(0) 分类 365个英语简短小故事

Oliver went to Target to buy a new vacuum cleaner. The vacuum cleaners at Target cost $60 to $500. The expensive ones were too bulky and, of course, too expensive. He bought the cheapest one in the store: a Dirt Devil Vibe. Its label claimed that it

发表于:2018-12-11 / 阅读(58) / 评论(0) 分类 365个英语简短小故事

Technology Report - Mobile Devices' Location Tracking Raises Privacy Concerns This is the VOA Special English Technology Report. Lawmakers in the United States have expanded an investigation into the use of location-tracking systems on mobile devices

发表于:2019-01-12 / 阅读(67) / 评论(0) 分类 2011年VOA慢速英语(五)月

科学家揭开变色龙眼球独立运动的奥秘 Many fish and birds have eyes on opposite sides of the head, and they seemingly have at any given moment two different pictures of the world around them. But chameleonseyes are slightly bulging so t

发表于:2019-01-14 / 阅读(56) / 评论(0) 分类 VOA标准英语2016年(一月)

My cooking has always been the target of family jokes. One evening, as I prepared dinner a bit too quickly, the kitchen filled with smoke and the smoke detector went off. Although both of my children had received fire-safety training at school, they

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 趣味英语
学英语单词
abdominal center
accounting diagram
Ad Dabkir
anastomotic leakage
anomaly correlation
approached speed
Aurora Pt.
bad munder
barakaldo (baracaldo)
be disappointed
Belt Supergroup
best piece
bloody purulent stool
boresighting
brantley
broadcrown
Callianassidae
cancellation of licence
cartilage cutting scissors
coaddict
cold(ing) crack
coleopterans
constrictors
continuation of isomorphisms
control statement field
creep feeder
crowned road
decarding
development centre
dramaturge, dramaturgist
dwarf maples
ecliptic polar distance
El Portal
endeiolite (pyrochlore)
faceguards
flagellum movement
flameproof mining mobile transformer substation
forward-upstream differencing
Fourierites
Giam
hachuring
head spaces
hemicastration
hit-by-pitch
hot-rolled section
hydrophobin
hymenalia rufipennis
Jorge Mario Pedro Vargas Llosa
kalimonchiquite
Kubo-kawa
lachrymation
lea strength
lewis pin
Lossen rearrangement
melnychenko
Mentholatum
mildew proofing agent
musculus geniohyoideus infer.
Narrandera
nevils
nightshifts
on the top
outer automorphism
Parachordodes
pennings
Perez's bacillus
persellin
Philip's glands
phloroglucinols
posterior cervical lymph gland
posthepatic
profundis
purchase mission
puts in an appearance
pyelolithotomy
quackenbush
rack and pinion
radiation gradiant
rail impact
reel off something
regular rate
roothair
savons
seasame
Sefrou
SH-Reagents
shneidman
staminate flower
steam-launch
steel bar cold working
straw stem
tactile seta
tetratohedron
the residence
Thermopylae
thienones
trash fire
unilocular foraminifera
venturia pirina aderhold
voevode
warping torsion
yarins