聚乙二醇醚

情景对话: Walter: Not hydrofluoric. 氢氟酸就不会。 Jesse: Why not? 为什么不会? 知识点笔记: hydrofluoric 氢氟酸 1. 确定辅音 相对来说,辅音变化最少。 单词中 h,dr,fl,r 和 c, 都没有特殊和奇怪

发表于:2018-12-18 / 阅读(36) / 评论(0) 分类 英国学生科学读本

Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary along the way. Im Alice and joining me today is Rob. Hi Rob. Rob: Hi there Alice. Alice: Now, Rob are you a

发表于:2019-01-07 / 阅读(57) / 评论(0) 分类 六分钟英语

Why Teflon Is Slippery Teflon is the trademark name for PTFE, a type of plastic. If you own any non stick cookware, then you probably use PTFE on a daily basis. You might not realize, as you fry your morning eggs, that PTFE is one of the most slipper

发表于:2019-01-22 / 阅读(217) / 评论(0) 分类 英语时差8,16

马路上的车越来越多,在车多的马路上,自行车道甚至会被挤占,这是真的吗? Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary a

发表于:2019-01-23 / 阅读(98) / 评论(0) 分类 一起听英语

Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in

发表于:2019-02-23 / 阅读(40) / 评论(0) 分类 英语时差8,16

Why Teflon Is Slippery? 1954年,法国工程师马克格雷瓜尔(Marc Gregoire)的妻子柯莱特(Colette)突发奇想,觉得丈夫用来涂在钓鱼线上防止打结的不粘材料特氟龙(Teflon)如果可以用在煎锅上,效果一定不错

发表于:2019-02-24 / 阅读(91) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
action in respect of loss or damage to goods
air treatment
amine-peroxide system
arenaemycin
bizkaia
blackpool
blandisher
built-up radiation
Bukowice
burn-up compensation
buying power index
circulating mixer
coding card
conjugate dual number
controlled attitude satellite
couple in
cutting-off and facing machine
defusable
dental appliances
difference in elevation or drop
differential mortality
DLL (dynamic link library)
double sided arm
endosporic
epibrassinolide
equivalent exposure
erection and dismantling bay
every hole and corner
extractum glycyrrhizae
fare changes
flow of costs
fracture of wing of ilium
future dividend
Fyresdal
genus citrulluss
Ghitza
iit
infernal stone
Jamkhandi
keep someone in awe
La Brea sandstone
lady teacher
latidens
lead lanthanum zirconate titanate
linear extrapolation
load criterion
local machine
lonik
lp turbine inlet
Lulute
Merah
modified densification process
More is meant than meets the ear.
mountain ration
naval communication processing and routing system
navigational radar equipment
new york stock exchange (nyse)
nppv
nucleus abducens
ogli
oil sink
output spooling subsystem requirement
packet-level module
pakula
particle current
pebbled
Pehrmanite
person in loco parentis
Perth Canyon
pharmaceutical education
phase space integral
phosphoriser
plak-
portra
protip
pseudologized
radiative relaxation
rashmila
remoralize
reverse drag
Rosa willmottiae
self-rewarding
shorsuite
simple sentence
single-trace magnetic head
slagging chamber
slow-down ions
spatterware
Standard Industrial Classification Code
stenocompressor
stifled
Sun Coast
thallium glass
thrips flavus
to steer
trans fat
Vallisneria natans
vapo(u)r pressure curve
vigentennial
web wheel
Would you like to go for a walk
Yun, Isang