波形描绘[跟踪]

Belly up, the fish is back lit and easier for him to see. Get it, get it, get it... Over there, go get it, go go... Oh, he missed it. It's very behind you. We can get it. Little Samu is just starting to use his sonar, but perfecting it will take some

发表于:2018-12-03 / 阅读(133) / 评论(0) 分类 自然百科2013年

AA: Im Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- a tribute to Allen Walker Read, who died this month at the age of 96. Mr. Read devoted his life to a kind of linguistic detective work on the origins of American speech. RS: As a

发表于:2018-12-19 / 阅读(105) / 评论(0) 分类 英语单词大师-Word Master

Tracing Ones Genealogy Aaron: Do you think you can help me trace my genealogy? Corrie: Sure, I can try. We can get started by talking to your parents and grandparents. Oral interviews will give us some names of your relatives. Aaron: Ive already talk

发表于:2018-12-27 / 阅读(195) / 评论(0) 分类 2015年ESL之日常生活

When a hurricane heads toward the US coastline, all eyes turn to the National Hurricane Center in Miami. Its the official source for information on how powerful a hurricane is, where its heading and when it will hit. Emergency planners depend on the

发表于:2019-01-08 / 阅读(189) / 评论(0) 分类 2005年NPR美国国家公共电台

Black History Illuminated by Tracing Lives of Former Slaves Arlington National Cemetery is just outside Washington, D.C. Before it became America's most prestigious military cemetery, it was a thriving community of slaves and then former slaves. Here

发表于:2019-01-14 / 阅读(151) / 评论(0) 分类 VOA标准英语2013年(二月)

Broadcast on Coast to Coast: October 24, 2002 Re-broadcast on VOA News Now: October 27, 2002 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- a tribute to Allen Walker Read, who died this month at the age of 96. Mr. Read devot

发表于:2019-01-25 / 阅读(109) / 评论(0) 分类 词汇大师(Wordmaster)

Artist James E. Taylor produced this sketch of the Freedmen's Bureau office in Richmond, Virginia, issuing food rations to old and sick former slaves in 1866 Some Americans can trace their heritage back to what we sometimes call the old country from

发表于:2019-02-06 / 阅读(153) / 评论(0) 分类 VOA标准英语2010年(一月)
学英语单词
2-furylacetylene
acts of terrorism
actuating error signal
actuating spring
adjusting-device
antepenultime
Aztec pyramids
balsaming lens
bauce
Belves
biomass C
Boolean-marker
bounce table
catalyzed sorption
cavity mode
Chomolungma
chuanxinlian tablets
clinical psychologists
closed-chain compound
continuous flow scintillation counter
convergent lady beetle
core cavity
cotton clothes
Crismer's butter
dinezin
disbind
drainage lead
electrochemical amplifier
electronic tuning
epitheliogenesis imperfecta
facsimileing
Fast of Tammuz
feet
foredeal
fraudulent mediums
gaurax piceus
get sth over
gok
ground-air radio frequency
hardwood tar
have a great tooth for
honey man
hrdlicka
improved up on
in a tight corner
inexorably
information content of programs
INMARSAT-M
inorganic rubber
kit out
Laelaps jettmari
liberal fundamentalism
lime boil
locating acupoint by bodily mark
longipetiolata
mashed diffusion
mictic
Monotropa
multiple delay
northeasterner
nyctosaurid
observation study
occasionary
Orbilius
ordnance control engineer
pentaborane 9
Percataneous
photo-actinic action
photoactivatable
pick up stitches
pig and scrap process
pL.
polar chart
power-transmission
puerperal psychosis
puton
rafacelite
resource shortage
Salvage by Stowage
San Marco
sat in on
saunders p.
scabrousness
self-affinity
self-apparent
software_library
sorghum Sudangrass hybrid
spiraea salicifolia l.
sthenoplastic
swipe
tanked-up
taylorii
tee off on
tell at a glance
to stay
tone meeting
trouble oneself about
violers
water control system
woop
your butt
zambone