定位器械

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(63) / 评论(0) 分类 2017年Scientific American(九)月

What did you enjoy least about your last job? 在上一份工作中,你最不喜欢哪方面? I really enjoyed my job,so I can't think of much,except the commuting. 我真的很喜欢那份工作,除了通勤麻烦之外,我想不出还有什么

发表于:2018-12-31 / 阅读(94) / 评论(0) 分类 必背英文面试口语

By Larry London Washington, D.C. 16 February 2007 watch RJA report Their name means nothing at all, but is instantly memorable. Their sound mixes heavy metal guitar with danceable beats of pop punk, and is instantly recognizable. Florida rockers Red

发表于:2019-01-12 / 阅读(100) / 评论(0) 分类 2007年VOA标准英语(二月)

HARBIN, March 2 (Xinhua) -- A therapeutic(治疗的) apparatus to treat Parkinson's disease has been developed in northeast China's Heilongjiang Province, according to the provincial science and technology department. It is a worldwide breakthrough i

发表于:2019-02-06 / 阅读(69) / 评论(0) 分类 英语新闻

Surprise, surprise 惊喜 词汇扫描 swing 悬摆 fraternity 大学兄弟会 porch 门廊 英文原文 Don't ever pay a surprise visit to a child in college. You might be the one getting the surprise. I learned this the hard way when I swung by my

发表于:2019-02-15 / 阅读(40) / 评论(0) 分类 英语笑话(MP3+文本)

Properly analysed, Fraunhofer lines provide information about the exact chemical make-up of whatever is reflecting the light. 经过恰当分析,夫琅和费谱线可以提供关于任何反光物体的化学组成的确切信息。 Their patterns

发表于:2019-02-16 / 阅读(48) / 评论(0) 分类 经济学人科技系列
学英语单词
a vote of confidence
Albini's nodules
angiopneumography
aproximately
bacteriofluorescin
basi -
batching off
Bethe-hole coupler
bibliotist
brighthelmstones
Carbazepine
cavours
child-labor
chlorazol blue rw
cma
collision factor
colloid equivalent
common port
darmar kuching
David Hubel
distorter
dominant estate
double pneumonia
dry disc rectifier
electric porcelain teapot
Elford membrane
endotheliosarcoma
Evinos Potamos
gaseous-oxygen
genus loganias
hangover
hard sector
hard still enable
hemipelagic deposit
heracleum yungningense hand.-mazz.
heterosexual precocious puberty
hexasaccharide
Hijkersmilde
hovannisian
i la ho
i-schet
i-stald
infundibular region
intercolpar thickening
intermediate cooling water pump
inverted fir-tree blade root
jdi
John Wilkes Booth
jolly boat
jologs
kemppi
know what's going on
lab mice
liquid sponge
local region
Lord Lovat
luxatio simplex
macare
maritime buoyage system
metallurgical-microscope
miracle-monger
mocket
multiphase generator
Naraha
orb-weaver
orthoester
Oskar
Paleolithic man
pendular stage
pepper tree
pholidosaurids
pinky-brown
player hata
power-ratio method
preparation 339
probabilists
put in reverse
raceways
rocketpropelled
sameh
self-pumped phase conjugate mirror
Sinya
speed of transmission
split his sides
steam water ejector
street light
striping finger
strophic cowpox
subjective synonym
subtasking
symbiosis
taledge
test and set
theoretic throat
tongjiang
twin lift
vasa chylifera
vesbius purpureus
voltage-regulating transformer
wage assignment
waif
welding cladding