音标:[,merәsi'metrikəl] ;
a. [晶](晶体的)缺面的, 缺面对称的

measurement slave unlimited invert symmetrical lessen lever hip liability overlook thresh tensile vision likeness steady siege fission limp line linear vein commence obscure

发表于:2018-12-01 / 阅读(535) / 评论(0) 分类 用Mp3背六级单词

By Nick Wadhams Nairobi 26 July 2007 Four rare mountain gorillas have been killed after gunmen crept up on them and opened fire in the Democratic Republic of Congo's Virunga National Park. Nick Wadhams has more on the story from Nairobi. The gorillas

发表于:2018-12-08 / 阅读(440) / 评论(0) 分类 2007年VOA标准英语(七月)

Flawless pearls are among the most symmetrical spheres biological organs. But do they get so round? Turns out they turn. Pearls and mollusks such as oysters create so-called pearls acs around intrusive pieces of grit. The sac coat the yelten with the

发表于:2018-12-24 / 阅读(365) / 评论(0) 分类 Scientific American(六)月

The Power of Beauty 美的力量 1. One of the most successful, influential and 1)beloved women in American history, Eleanor Roosevelt once said that she had one regret: she wished she had been prettier. Who hasn't felt the same way? We are all too 2

发表于:2019-02-16 / 阅读(471) / 评论(0) 分类 英语美文

Science and technology 科学技术 Health indicators 健康指标 On the face of it 从表面判断 More evidence that symmetrical features indicate good health 更多证据表明对称容貌显示身体健康 BEAUTY may be in the eye of the beholde

发表于:2019-02-24 / 阅读(517) / 评论(0) 分类 经济学人科技系列
学英语单词
adipsin
air pollution emission
Arnaud
as hungry as a hawk
attunes
bed side reading light
benexate
bifid rib-basal cell nevus-jaw cyst syndrome
caltrop
chlorobenzene dye
ciudad del maiz
colpospisiorrhaphy
contrast examination
creodonts
detecting period
diaphyllous
differential-integral
dressing sacques
dumb-head
electronic scrambler
Endagikot
equivalent replacement method
fast access
feeding part
floating-point a/d conversion
genus Turbatrix
great bridge
has no part in
heading hold
heat insulation layer
Hessian of projective curve
IASE
in-line subroutine
intraneocortical
Jarvis' snare
knuckey
lankov
launching winch
leap days
lillyman
lisdexamfetamine
living species
load location detector
longitudinal structure line
maintenance of a reasonable speed
moving resistance measurement
murthy
musculus opponens digiti quinti manus
nephrelcosis
neutrophilias
Nocardia minutissima
nominal mass of tubing
nonpagable dynamic area
obscure glass
on a stretch
over age vessel
over-pressed
peat bed
pesticide use emulsifier
pluck up one's courage
pseudomonocarpous
quate
rapid access processing
reconnaissances
red lauan tree
regional opmet bulletin exchange (robex)
roadway cable
ruddens
run around with
sabinene
sadza
Schistostegiaceae
settlement observation
shade line
six perfections
solutrean age
solvent wide-width-continuous plant
sound producer
sowdah
spherical head piston
starting work
surface power station
symbol rate
tableted
the little people
three-armature DC motor
too much of a good thing
Torulopsis neoformans
turdus iliacuss
unit face
venae cordis parva
very large gas carrier
vesicosig-moidostomy
Vetsin
wash water channel
water distribution drift
wetston
what's eating
William Harrison Hays
working plate
wrist dosimeter
zero frequency normalization