音标：[sә:'fæktәnt] ；

[化] 表面活性剂
[医] 表面活性剂, 表面活化剂

n a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved

词型变化：名词复数形式 : surfactants

词性分布：

名词100%

surfactant的用法和样例：

例句

用作名词(n.)

Wettability is an important property of surfactant.润湿性是表面活性剂的一个重要特性。

词汇搭配

biodegradable surfactant生物降解表面活性剂...
amphiphilic surfactant两亲型表面活性剂...
amphoteric surfactant两性表面活性剂...
dianionic surfactant双阴离子表面活性剂...
cation surfactant[化] 阳离子型表面...
surfactant compound表面活性剂化合物...
nonionic surfactant非离子表面活性剂...
ampholytic surfactant两性表面活性剂...
anionic surfactant阴离子表面活化剂,阴...
ionic surfactant离子型表面活性剂...
pulmonary surfactant肺表面活性物质...
surfactant flooding表面活性剂驱油...
non-ionic surfactant非离子表面活性剂...
amine surfactant胺型表面活性剂...
cationic surfactant阳离子表面活性剂...

【近义词】

surface-active agent表面活化剂
wetter加湿器
wetting agent润湿剂

【寓言】The Ant and the Dove(有声)

The Ant and the Dove An ant went to the bank of a river to quench its thirst, and being carried away by the rush of the stream, was on the point of drowning. A Dove sitting on a tree overhanging the w

发表于:2018-12-05 / 阅读(416) / 评论(0)

创世记

【寓言】The Ant and the Grasshopper(有声)

The Ant and the Grasshopper In a field one summer's day a Grasshopper was hopping about, chirping and singing to its heart's content. An Ant passed by, bearing along with great toil an ear of corn he

发表于:2018-12-05 / 阅读(445) / 评论(0)

创世记

电影《Teen Beach Movie》插曲:Surf Crazy

Blue skies Gentle breeze What a day Sunshine and sweet harmonies Time to play No more complications From now on just Good vibrations! On my way Feeling fine Can see my reflection in my surfboard shine Can hardly wait To cause a commotion Cmon everyon

发表于:2019-01-03 / 阅读(311) / 评论(0)

电影英文歌曲

英文原版对话1000个:620 Surf and the Sea

Joel: So, Mitchell, you talked about surfing. You surf of course. Do you have any good surf stories? Mitchell: Well, one day I was surfing and my friend said, Oh, I see a shark so I'm just like, Right, you didn't see no shark so you know we keep on s

发表于:2019-01-08 / 阅读(328) / 评论(0)

原版英语对话1000个

VOA标准英语2011--Surfers' Helping Hands Impact Beach Communities

Surfers' Helping Hands Impact Beach Communities It's not uncommon for surfers to travel the world chasing the best waves. But what is out of the ordinary is how members of Surf for Life pass the time when they're not out on the water. Instead of kick

发表于:2019-01-13 / 阅读(299) / 评论(0)

VOA标准英语2011年(十一月)

The Ant and the Dove

An ant once leaned too far over the edge of a fountain and fell in-to the water．A dove was watching from a tree nearby．She saw that the ant could not swim so she plucked off a leaf and threw it down to him．He managed to scramble onto it and in

发表于:2019-01-26 / 阅读(478) / 评论(0)

趣味英语

The Ant and the Grasshopper

One cold，frosty day in the middle of winter a colony of ants was busy drying out some grains of corn which had grown damp during the wet autumn weather．A grasshopper，half dead with cold and hunger，came up to one of the ants．Please give me a

发表于:2019-01-26 / 阅读(489) / 评论(0)

趣味英语

The Ant and the Fly

An ant and a fly were contending heatedly who was of greater importance．The fly was the first to begin：Can you possibly compare with my endowments？When a sacrifice is made，I am the first to taste the entrails that belong to the Gods．I pass

发表于:2019-02-06 / 阅读(503) / 评论(0)

趣味英语

【英文短篇小说】NIGHT SURF

After the guy was dead and the smell of his burning flesh was off the air, we all went back down to the beach. Corey had his radio, one of those suitcase-sized transistor jobs that take about forty batteries and also make and play tapes. You couldn't

发表于:2019-02-16 / 阅读(336) / 评论(0)

英文短篇小说

环球英语 — 165：SurfAid International

Voice 1 Thank you for joining us for todays Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Waves of oce

发表于:2019-02-21 / 阅读(301) / 评论(0)

环球英语 Spotlight

加州英语分级G1 The Ant and the Dove 07

图片1 图片2

发表于:2019-03-02 / 阅读(368) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 01

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(398) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Dove 08

图片1 图片2 图片3 图片4 图片5

发表于:2019-03-02 / 阅读(418) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 08

图片1 图片2 图片3 图片4 图片5

发表于:2019-03-02 / 阅读(374) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 07

图片1 图片2

发表于:2019-03-02 / 阅读(380) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 06

图片1 图片2

发表于:2019-03-02 / 阅读(386) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 05

图片1 图片2

发表于:2019-03-02 / 阅读(393) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 04

图片1 图片2

发表于:2019-03-02 / 阅读(386) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 03

图片1 图片2

发表于:2019-03-02 / 阅读(403) / 评论(0)

加州英语分级G1

加州英语分级G1 The Ant and the Grasshopper 02

图片1 图片2

发表于:2019-03-02 / 阅读(451) / 评论(0)

加州英语分级G1

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

a heavy crop

abwatts

acclimatize oneself to

adsorbability sequence

apicoposterior segment

asbestos textiles