音标:[,pentә'meθi,li:n] ;
n. [化]环戊烷
n. A hypothetical hydrocarbon, C5H10, metameric with
the amylenes, and the nucleus of a large number of derivatives; -- so
named because regarded as composed of five methylene residues. Cf.
Trimethylene, and Tetramethylene.

圣诞节快到了,听厌了Jingle Bell吗?就让Jenny和Connor来为大家推荐一些不一样的歌吧。这些都是欧美正当流行的热门圣诞歌曲哦! 圣诞歌曲英语怎么说? 圣诞歌曲除了Christmas songs,还可以说:

发表于:2018-12-19 / 阅读(81) / 评论(0) 分类 美国文化脱口秀

Mary, Did You Know? - Pentatonix Mary did you know take your baby boy 玛丽你知道吗你的圣子 Would one day walk on water 有一天会在水上行走 Mary did you know that your baby boy 玛丽你知道吗你的圣子 Would save our sons and d

发表于:2019-01-10 / 阅读(97) / 评论(0) 分类 2015最新精选英文歌曲

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(99) / 评论(0) 分类 2018年NPR美国国家公共电台11月

So awesome, right? Another example is Pentair. Pentair is a U.S. industrial conglomerate. 很棒,对吧?另一个例子是滨特尔。滨特尔是美国的工业集团。 And about a decade ago,they sold their core power tools business and reinve

发表于:2019-01-18 / 阅读(94) / 评论(0) 分类 TED演讲国际问题篇

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(173) / 评论(0) 分类 英语学习方法

用数学知识强化记忆 fourscore = four(4)score(20) 80 美国第16任总统林肯演说词第一句:fourscore and seven years ago, 那么,怎样才能记住 fourscore 这个词而终生不忘呢?只要我们了解了fourscore 的逻辑思维

发表于:2019-02-21 / 阅读(103) / 评论(0) 分类 实用英语

【大森】美国sing-off冠军Pentatonix最新纯人声超赞翻唱Calvin Harris和绵羊音Ellie Goulding热单《I Need Your Love》。人声合唱搭配五彩缤纷的mv剪辑,让人眼前眼花缭乱的同时身体也不禁随着节拍舞动起

发表于:2019-03-11 / 阅读(241) / 评论(0) 分类 好听的英文歌曲
学英语单词
accessio credit principali
adenoma psammosum
adsorbale
Amber Road
Arthus
ashhandling
authentication technologies
autokinetic sensation
batt joint
be for the high jump
begging letters
bestiary
briefs
Carex dolichostachya
cd audio properties
cheiropleuria bicuspis pr.
chemosurgical
Cobamamidum
coelo-
completion drawing
container application
cruises
designed water line
digital proofing
dysmelics
ecesis
eggshake
electrothermostal
epipactis helleborines
ethnog.
express goods
external fan kiln
Fersilicite
fexi
film-forming emulsifier
fine mesh grid
Fixhao AC powder
fortified flour
free stone masonry
fuel pump rocker arm connecting arm
GEKKOTA
glykemia
height diameter ratio
hemophiliacs
herniation of nucleus pulposus
humble pie
hypersalemia
iliac arteries
indianhood
infestant
intensity of X-ray reflection
kelner
Kesan
Kocher's incision
lathyran
linksystem
Madagascar
main event
maintaining furnace
metrectasia
microprojectiles
misexplanation
mooted
mosaic-like
multipass automation
mystromys albicaudatus
narrow face flange
negative damping factor
nitty-gritty
non-ferrous alloys
oblique-wing single fuselage (owsf)
obliterating
oil of lemon eucalyptus
one cheek bench sneak
outlink
overflushing
Papacen
parapercis cylindrica
percussion fire
posterior-horn type sensory disturbance
postoutbreak
precast gel
prejudiciable
print up
prop room
rotating crystal source
rules of the law merchant
saloes
sappression of menses
self conditioned power plant
simaroubaceous
sjanchualinit (hsianghualite)
spondylus varius
sudoripurous
tanakia himantegus
town-born
uniform code of military justice
unshadowed
walk a mile in my shoes
wear weary
wintercherry
xerium