[胚中]原基向后定向变化

axis, ['ksis] n 轴(虚构之线,如地轴,坐标轴) 【记】i象虚线-虚轴

发表于:2018-12-30 / 阅读(54) / 评论(0) 分类 不择手段背单词

arc弧线 arch拱 astronomy天文学 aerodynamic空气动力学的 axis轴 comet彗星 dense稠密 eject驱逐 doctrine学说 gravel砂砾 hemisphere半球 galaxy银河,星系 gauge估计 meteorology气象学 magnitude大小 perpendicular垂直的

发表于:2018-12-30 / 阅读(78) / 评论(0) 分类 80天攻克雅思核心词汇

Thomas Edison, 1847-1931: America's Great Inventor Edison is remembered most for the electric light, phonograph and his work with motion pictures. ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Dou

发表于:2019-01-01 / 阅读(37) / 评论(0) 分类 名人轶事

SHIRLEY GRIFFITH: I'm Shirley Griffith. RAY FREEMAN: And I'm Ray Freeman with the VOA Special English program PEOPLE IN AMERICA. Every week we tell about someone important in the history of the United States. This week we tell about singer and songwr

发表于:2019-01-12 / 阅读(64) / 评论(0) 分类 2011年VOA慢速英语(二)月

PEOPLE IN AMERICA - Thomas Edison, 1847-1931: America's Great Inventor ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Doughty tell about the inventor Thomas Alva Edison. He had a major effect on th

发表于:2019-01-12 / 阅读(33) / 评论(0) 分类 2012年VOA慢速英语(八)月

1931 overwhelm 今天我们要学的词是 overwhelm. Overwhelm 是动词,有超过承受能力的意思。Thousands of holiday gifts didn't arrive before Christmas because UPS was overwhelmed by higher-than-expected demand. 由于邮件数量超出了

发表于:2019-02-24 / 阅读(28) / 评论(0) 分类 英语单词荟萃
学英语单词
Adiantinae
Advanced Cruise Missile
all-optical multiplexing/demultiplexing
Apocynum pumilum
architectural photogrammetry
arctium minuss
aviums
be of benefit to
bedamns
benefiting qi and nourishing blood
bidimensionality
bills in three parts
buffered line printer
center tapped winding
central atoms model of solution
converted merchant ship
Craspedomonadaceae
cross-talk image
dairy farming
damaris
data reduction equuipment
deep energy level
delay driver
diperna
economic separation
elective
file character
following items not available
frammis
full-flowing
glass applicator
glycyrrhizin
gulfs of aqaba
halfback
hawn
Hexyclan
hypergastrinemic
i-lefde
inverse cotangent
Kanizsa triangle
Kelly ball test
Lievin
limitlessness
longitudinal static-stability augmentation system
lsbell
marrams
merthe
microinvasive carcinoma
millgrain tool
monoside
much-criticizeds
multifurcations
multiple cell floatation machine
musculus dorsalis interni
nitrogen utilization rate
non-commissioned member
noneclipsed
normal colour vision
obligate thermophilic bacteria
on the lay
orbitonomete
othey
outer gland
overseas listing
pancreatocholangiography
PGAL
Planomalina
Polydor
Polygonum schischkinii
portrait painter
postlitigation
preaxial tuberosity
pseudospace
puck palace
quasi elastic dipole
quasi-field
ratafia
respringing
reverseless
Rhamnus henryi
robert herricks
rotor end-cap
sandfall
sandier
scalar point function
schuppen structure (imbricate structure)
sleazy
slow (-neutron) fission
sobnd.
socialisme
stkr
symbolic pointer
tax ability
tooth space depth
tranche CD
two-income family
verien
virtual block processor
Visct
voltage step
window type cage
Ycartilage