单词：penstocks
[机] 压力水管, 导水管
n regulator consisting of a valve or gate that controls the rate of water flow through a sluice
n conduit that carries a rapid flow of water controlled by a sluicegate
单词：penstocks 相关文章
GWEN IFILL: Drugmaker Mylan has been under heavy fire for its soaring price hikes for EpiPens, the lifesaving necessity for those with serious allergic reactions. Its price has skyrocketed to as much as $600 for a set of two. At first, Mylan offered
PBS访谈健康系列
Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本
王培廷分级书单四 亚瑟系列
UNIT 5 What color is it? [00:05.69]Section A Activity 1b. [00:11.55]Listen to the conversations [00:15.78]and then match the letters with their colors. [00:20.92]Conversation 1 [00:24.48]A:What's this,Wendy? [00:27.82]B:It's a letter W. [00:31.58]A:W
新目标初中英语七年级
RACHEL MARTIN, HOST: It's been almost a year now since many Americans first heard the term bump stock. A reminder, this is that piece of hardware you can use to adapt certain guns to make them shoot faster, deploy more bullets. The Las Vegas gunman i
2018年NPR美国国家公共电台9月
第67期:Buying a Pen X:May I help you? X:要我帮忙吗? Y:Yes，Id like to see that pen. Y:是的，我想看那支钢笔。 X:Oh，thats a ready good buy.Here.Theres only one left. X:哦，这支笔很便宜。喏，就剩下这一支了。 Y:Can
出国旅游口语一本通
正文： 1、Is this your pen? Yes,it is. 2、Is this your pencil? Yes,it is. 3、Is this your book.？ Yes,it is. 4、Is this your watches？ Yes,it is. 5、Is this your coat? Yes,it is. 6、Is this your dress? Yes,it is. 7、Is this your skirt? Ye
英语学习乐园
June the 1st is Pen Pal Day. Im sure most of us have had a pen pal at one time in our lives. Many of us still have one. Today is the day to say thank you to your pen pals. It is also the day to thank your key pals too. Nowadays, most people communica
英语课程学习计划和讲义
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英国原版Beep嘟嘟剑桥少儿英语
Stock prices plummeted in New York on Monday. And a recession was declared as of a year ago. VOA's Barry Wood has more. Traders work on the floor of the New York Stock Exchange, 01 Dec. 2008 On Wall Street, it was the fourth biggest daily point decl
VOA标准英语2008年(十二月)
A: Is there anything special I should do to get ready for our Open House this weekend? B: Just make sure that your house is perfectly clean and that everything is put away. A: My husband wants to watch the game, and we were wondering if he could stay
卖房英语情景对话
STEVE INSKEEP, HOST: House Speaker Paul Ryan says he favors regulations against bump stocks - you know, those attachments to semiautomatic rifles that makes them fire at the rate of a machine gun. Speaker Ryan says he favors restrictions after bump s
2017年NPR美国国家公共电台10月
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粉红猪小妹第二季
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Let's chant Let's sing
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Let's chant Let's sing
ROME, Oct. 3 (Xinhua) -- Inter have been hit with suspensions and fines following their protests in Saturday's controversial loss to Napoli. The Nerazzurri suffered a 3-0 defeat at the Stadio Meazza in a game where the decisions of referee Gianluca R
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U.S. stock market prices plunged in Thursday's trading, wiping out all the gains made so far this year. Investors were apparently worried about the debt crisis in Europe and reports suggesting that U.S. economic growth may not resume as quickly or as
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You couldn't see how much ink it had. It might run dry after the first few tentative words or last just long enough to create a masterpiece(or several) that would last forever and make a difference in the scheme of things. You don't know before you b
英语美文
Lesson 250 Can I borrow your pen? 1.Can I borrow your pen?我可以借用你的笔吗？ 2.Can I borrow your bike?我可以借用你的自行车吗？ 3.Can I borrow your car?我可以借用你的汽车吗？ 4.Can I borrow your dictionary?我可以借
辛沛沛NO-BOOK 辛沛沛傻瓜机口语极短句
NEW YORK, Feb. 14 (Xinhua) -- U.S. stocks closed mixed on Monday as investors were digesting the government's budget proposal for fiscal 2012. U.S. President Barack Obama proposed（提议,计划） a budget on Monday, according to which the deficit
英语新闻