摩擦阻力

friction drag的用法和样例：

例句

In superplastic forming, bulk metallic glass has larger surface friction resistance than ordinary metal alloys.大块非晶合金在超塑性成形时呈现出比一般金属材料更大的摩擦阻力。
The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed.文中还分析了在摩擦阻力系数一定的情况下，流量与管径的制约关系。

郭美美-不怕不怕-英文版

Ma-ia-hii Ma-ia-huu Ma-ia-hoo Ma-ia-haa Alo, Salut, sunt eu, un haiduc, Si te rog, iubirea mea, primeste fericirea. Alo, alo, sunt eu Picasso, Ti-am dat beep, si sunt voinic, Dar sa stii nu-ti cer nimic. Vrei sa pleci dar nu ma, nu ma iei, Nu ma, nu

发表于:2018-12-08 / 阅读(96) / 评论(0)

流行英文歌曲

美国习惯用语:589 drag one's heels

今天要讲的习惯用语都是以heel这个字为主的。Heel就是脚跟。同样都是脚跟这个字，在不同的习惯用语中和在不同的动词相连之后，产生的意义就各不相同，甚至正好相反。下面我们就给大家举

发表于:2018-12-16 / 阅读(105) / 评论(0)

美国习惯用语

美国国家公共电台 NPR 'Flats Are For Quitters': RuPaul Talks Drag, 'All Stars' And Identity Politics

LULU GARCIA-NAVARRO, HOST: The newest season of RuPaul's Drag Race on VH1 has just begun. It's an all-star season. And the show has never been more popular. Each week, the queens perform in front of RuPaul and a panel of judges for a spot in the Drag

发表于:2018-12-17 / 阅读(68) / 评论(0)

2018年NPR美国国家公共电台1月

越狱第一季:第五十期

[00:43.57]Michael [00:53.19]Bellic [01:01.36]D.B. [01:05.06]Bellic [01:10.00]D.B. [01:15.18]My God, you cons are slower [01:16.76]than a spelling bee full of stutterers. [01:19.40]You all think you can slow-walk this job? [01:22.04]Play grab-ass in h

发表于:2019-01-01 / 阅读(187) / 评论(0)

越狱第一季

中英翻唱:郭美美-不怕不怕-英文版

郭美美-不怕不怕-英文版 Ma-ia-hii Ma-ia-huu Ma-ia-hoo Ma-ia-haa Alo, Salut, sunt eu, un haiduc, Si te rog, iubirea mea, primeste fericirea. Alo, alo, sunt eu Picasso, Ti-am dat beep, si sunt voinic, Dar sa stii nu-ti cer nimic. Vrei sa pleci

发表于:2019-01-03 / 阅读(53) / 评论(0)

中英翻唱歌曲

流行美语第6课 - DRAG / TRIP

今天，Michael 和他的中国同学李华约好了在中央公园见面。他们在对话中会用到两个词：drag 和 trip。 L: 对不起，Michael，我迟到了。地铁误点了。 M: Hey,

发表于:2019-01-09 / 阅读(112) / 评论(0)

美国之音《流行美语》

美国习惯用语:330 knock-down drag-out fight

我们前两次已经讲了好几个以fight为关键词的习惯用语。我们今天还要再讲两个。第一个是: knock-down drag-out fight。Knock-down意思是击倒，而drag-out可以解释拖出来。听了这个习惯用语你很可能会联

发表于:2019-01-16 / 阅读(126) / 评论(0)

美国习惯用语

Eztalk美语【187】You're such a drag你真讨厌

Mom:Come to think of it, you should get out your English books and catch up on your reading assignments. Lily:But I don't have any reading assignments. Mom:Then review for your test. You'll do even better. And maybe reading will help you get to sleep

发表于:2019-01-21 / 阅读(133) / 评论(0)

Eztalk美语会话

Lesson 98 - PUT ON THE BACK BURNER / DRAG ONE'S FEET

to put on the back burner to drag one's feet 我们经常说做事要看轻重缓急，有的时候不得不把正在做的事或计划要做的事先搁置一边。美国人把这叫做：to put on t

发表于:2019-02-02 / 阅读(130) / 评论(0)

美国习惯用语

VOA标准英语10月-Zimbabwe Power-Sharing Talks Drag

President Robert Mugabe is holding out against losing control of the police to prime-minister designate Morgan Tsvangirai. Peta Thornycroft reports for VOA that power-sharing negotiations have reached such a critical stage there are fears the agreem

发表于:2019-02-04 / 阅读(59) / 评论(0)

VOA标准英语2008年（十月）

VOA标准英语2008年-Zimbabwe Talks Drag On

The leader of Zimbabwe's smaller opposition faction says negotiations on the country's political crisis are a three-way affair and no one party can sign a settlement deal with another. Peta Thornycroft reports from Harare. Arthur Mutambara (14 April

发表于:2019-02-06 / 阅读(83) / 评论(0)

VOA标准英语2008年（八月）

voa标准英语2008-Israeli Soldiers Drag Jewish Settlers From House

Israeli forces have evicted scores of Jewish settlers who had refused court orders to leave a house in the West Bank town of Hebron. The violence Thursday left about 20 people injured and has raised concerns of wider protests by Jewish settlers. Isr

发表于:2019-02-06 / 阅读(61) / 评论(0)

VOA标准英语2008年(十二月)

学个词Learn a Word 第314期 Drag

今天我们要学的词是， drag。 Drag, 做为名词，有累赘，拖累的意思。美国联邦储备委员会主席伯南克认为，房屋市场的不景气会继续成为美国经济成长的绊脚石。Federal Reserve Chairman Ben Bernanke

发表于:2019-02-06 / 阅读(70) / 评论(0)

英语单词荟萃

每日一词【314】drag：累赘，拖累

今天我们要学的词是drag。 Drag, 做为名词，有累赘，拖累的意思。美国联邦储备委员会主席伯南克认为，房屋市场的不景气会继续成为美国经济成长的绊脚石。Federal Reserve Chairman Ben Bernanke sai

发表于:2019-02-06 / 阅读(72) / 评论(0)

英语每日一词

每日一词【594】drag：累赘

今天我们要学的词是drag。 Drag, 作为名词，有累赘的意思。 He did not want to be a drag on his children, 他不愿意成为孩子们的负担。 He has always been a drag on the group, 他总是给集体拖后腿。在美国总统大

发表于:2019-02-06 / 阅读(65) / 评论(0)

英语每日一词

学个词Learn a Word 第594期 Drag

发表于:2019-02-06 / 阅读(57) / 评论(0)

英语单词荟萃

英语俚语天天说第253期:"drag your feet"不是"拽你的脚"!

介绍: drag your feet 拖拖拉拉地做 It is not a good idea to drag your feet when the work needs to be done. 工作需要完成的时候，拖拖拉拉地做不太好。 be back on your feet （病后）恢复健康，痊愈 I am back on my feet

发表于:2019-02-13 / 阅读(62) / 评论(0)

英语俚语天天说

Pressure from trade frictions on rise: official

BEIJING, June 12 (Xinhua) -- Pressure from trade frictions has continued to increase this year for Chinese enterprises, while further challenges are expected in the future, a commerce official said. Li Chenggang, head of the Department of Treaty and

发表于:2019-02-18 / 阅读(67) / 评论(0)

英语新闻

More US trade friction predicted

BEIJING, Apr. 16 (Xinhuanet) -- China and the United States will experience more trade friction in the high-end manufacturing sector, as Washington protects its domestic industries, officials said on Sunday. Friction will surely increase as China and

发表于:2019-02-18 / 阅读(88) / 评论(0)

英语新闻

China, EU to negotiate over solar panel friction

China, EU to negotiate over solar panel friction BEIJING, Sept. 11 (Xinhua) -- The Chinese government on Tuesday sent a delegation to Europe to negotiate with the European Union (EU) about the trade friction over solar panel imports. The delegation,

发表于:2019-02-25 / 阅读(139) / 评论(0)

英语新闻

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

acetic-4-chloranilide

Barcroft's differential manometer