音标:['reɪdɪəm] ;
n. [化学] 镭(88号元素符号Ra)

[00:42.81]Lesson 1 1 Dialogue [00:48.46]Four doctors are at a medical conference. [00:53.32]A:Which speech are you going to listen to this afternoon? [00:58.36]B:I haven't decided.There's a talk on cancer that might be quite interesting, [01:05.23]so

发表于:2018-12-13 / 阅读(202) / 评论(0) 分类 高中英语人教版高三

[00:02.25]第一单元 居里夫人 [00:04.49]Lesson 1 [00:05.97]第一课 [00:07.44]1 Dialogue [00:09.21]1 对话 [00:10.97]Four doctors are at a medical conference. [00:13.34]四个医生在医学会议上 [00:15.70]A:Which speech are you going to

发表于:2018-12-13 / 阅读(229) / 评论(0) 分类 高中英语人教版2000年高三

玛丽居里(Marie Skłodowska Curie,1867-1934年)世称居里夫人,全名:玛丽亚斯克沃多夫斯卡居里。 法国著名波兰裔科学家、物理学家、化学家。1867年11月7日生于华沙。 1903年,居里夫妇和贝克勒

发表于:2018-12-29 / 阅读(87) / 评论(0) 分类 英语名人堂

Marie Curie was born in 1867. She is one of the greatest scientists ever to have lived. She was a pioneer in the field of radioactivity and discovered the chemical elements radium and polonium. Curie is the only person ever to win two Nobel Prizes in

发表于:2019-01-01 / 阅读(170) / 评论(0) 分类 各国名人英文介绍

[00:39.99]1.Is it a good conference this year? [00:44.75]No,not as good as last year's. [00:50.81]2.Do you think speaker D will go to listen to a speech? [00:58.17]No,he's not going to any speech. [01:03.32]Instead,he's going out for a walk. [01:29.8

发表于:2019-01-10 / 阅读(246) / 评论(0) 分类 高中英语人教版高三

Today the U.S. government keeps an eye on health and safety in the workplace. But that wasn't always the case. Americans workers can thank a little-known factory worker for sparking the sweeping changes that now protect them on the job. Worker traged

发表于:2019-01-14 / 阅读(175) / 评论(0) 分类 VOA标准英语2011年(一月)

MARY LOUISE KELLY, HOST: In the early days of the 20th century, radium factories in New Jersey and Illinois employed mostly women to paint watch faces and clock faces with luminous paint. The paint got everywhere - hair, hands, clothes. They were cal

发表于:2019-01-17 / 阅读(195) / 评论(0) 分类 2017年NPR美国国家公共电台4月

Marie Curie was born in 1867. She is one of the greatest scientists ever to have lived. She was a pioneer in the field of radioactivity and discovered the chemical elements radium and polonium. Curie is the only person ever to win two Nobel Prizes in

发表于:2019-02-19 / 阅读(123) / 评论(0) 分类 世界名人简介

Steve: Hi, this is Steve. I'm going to talk about Japanese Onsen. Onsen is like a public bath, where men go, or women, in separate areas of course, and enjoy very hot baths. I like it very much because it's very relaxing and it's very healthy. They h

发表于:2019-02-24 / 阅读(117) / 评论(0) 分类 英语趣味课堂
学英语单词
absolute homogeneity
Aconitum ciliare
adjacency-matrix representation
adsorbed lubricating film
angiola longispira
bare metal restore
belferies
bionematicide
blood coagulation mechanism
blue leg
boletus tubulus
bottom connecting rod bearing
Brunswick stew
Bulli, bulli
Caesalpinia vernalis
camphor-wood
chaine
class asteroideas
closed type double action crank press
CMMA
conduction bone
curviserial
dinitrophenamic acid
dip calorizing
drive the big bus
electrodynamic braking system
enzyme-labelled probe
F.Peak
factory architecture
fertilized membrane
fettuccinis
final water saturation
finite difference calculus
flare point
free substitutions
Gentleman Usher of the Black Rod
gibblets
graphitizing inoculant
greiter
gribben
GSRS
gunmas
Gysi incisive path maker
Ha Long, Vinh
hematocytometry
higher polymer
homopolar combination
Hyǒngjebong
improve blood circulation to regulate menstruation
indefinite variability
infrared receiving set
joint at acute angle
Klein-Mil'man theorem
limit point width
local copy operation
loop table element
macgillivrayi
meissner
merlad
mesic atom
methyl-guanidine acetic acid
missake
mocking-stock
Murray River
nail something up
netted chainfern
outlearning
peak-to-volley ratio
people-powered
perito
perphosphoric lime
plasmilyzability
pranlukast
preobtain
reinsulated
renovant
robell
rocket-sled testing
ropred
safety technique of physiotherapy
Sakarya
school of journalism
segment selection
selector fork
self-deconstruction
semihemidemisemiquaver
shamblers
shanans
sitbons
sort sb out
spout adjusting lever
state restoration
stragglers
supergenesis
tabular systems-oriented language
teleportal
tetraallelic
turn-on reversal
universalistic
unwatering system
viewpoint-neutral
x-x translocation