无机成分

Life Grows in the Soil of Time by Thomas Mann What I believe, what I value most, is transitoriness. But is not transitoriness - the perishableness of life - something very sad? No! It is the very soul of existence. It imparts value, dignity, interest

发表于:2018-11-30 / 阅读(88) / 评论(0) 分类 英语励志美文精华

本讲为2006年下半年新的教学内容,请对照讲义听声音! Students(researcher/scholar) of Nature are not satisfied with guessing, but they observe, day after day, the changes which tak

发表于:2018-12-30 / 阅读(50) / 评论(0) 分类 自考英语(一)78讲

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(76) / 评论(0) 分类 TED演讲教育篇

Premier Li Keqiang says China should consider science and technology as a primary productive force. Scientific and technological innovation to a large extent determines the future of China's development strategy. In history, we have missed several te

发表于:2019-01-20 / 阅读(49) / 评论(0) 分类 英语新闻

Sprigg submitted a paper to Nature, but it was turned down. 斯普里格给《自然》杂志写了一篇论文,但是没有被采用。 He read it instead at the next annual meeting of the Australian and New Zealand Association for the Advancement

发表于:2019-01-29 / 阅读(55) / 评论(0) 分类 万物简史

Israeli(以色列) researchers say they have developed a powerful bait that effectively attracts and kills malaria-infected mosquitoes but is completely harmless to humans and other animals. The toxic sugar bait developed by scientists at Hebrew Univ

发表于:2019-02-25 / 阅读(86) / 评论(0) 分类 英语新闻
学英语单词
accepting stock
AIDS-related complex
astroblepids
backscattered ultraviolet
be desirous to
Bernou1li equation
bottlenosed dolphin
cacozelia
carboxymethylcellulose sodium
centrifugal washer
character array name
Chester group
chriqui
conditional lethal mutantion
conjugate imaginary planes
contra-rotating screws
converged network
cryptogamias
decillionths
degenerate dwarf
degree of mapping
del credere agreement
desuperheating spray
dispersed element
duplicitas symmetros
easines of money market
ectotrophic, ectotropic
equivalence point of titration
ericifruticeta
erythroblastic anemia
experimental polyspermy
extinctionists
fenc
fine-mesh barrier grid
fluidized adsorption
folding mirror
formatives
Francis of Paola, Saint
gastro-intestinal reflex
Gumpang
handspans
harmatan
hemihaploid
housecoat
human-machine
hume cronyns
hygroscopic salt
ideologism
igrf (international geomagnetic reference field)
indicator disc
insectdom
institute an investigation
intrinsically safe circuit
jazzfests
jillick
Juklestad
lamina propria mucosae
land-sea interface
long drawn out
Lophomonadina
magistral
mixture adjustment
mongster
MSCI Emerging Markets Index
noise ratio
nonidiosyncratic
nonviable transplantation
operating management
partial geometry
phanerogarus
playfalse
pre-Nazi
public traffic
Puylaurens
Póvoa, Embalse de
quasidivisor
re-gale
riki
Ruatapu
screw remover
silk polar
sixth-century
sliding stability
somopsychosis
squamotympanic
stizlolobin
stop a gap
structural high
the tide is high
thermocompensator
transcuprein
tri-slot nut
turbulous
unapproachabilities
urban street
valse
valve connector
waterlocked
wild cane
world environment and resources council
woy
xiao-li