高速超音喷管

Lucy likes to finish it off, meaning she likes to finish doing her hair, with a little hairspray. 露西喜欢最后喷一点头发定型剂,意思是她打理头发的最后步骤。 Hairspray, hairspray, (one word) is liquid that you put on a lar

发表于:2018-12-01 / 阅读(154) / 评论(0) 分类 ESL露西的一天

And our first story concerns a weapon that said to be hypersonic, meaning it would travel at several times the speed of sound. Russia's defense ministry says it's conducted a successful test of a hypersonic missile. A nation might want to want a weap

发表于:2018-12-02 / 阅读(95) / 评论(0) 分类 CNN美国有线新闻2018年4月

for when you shut the bellows, the valve cannot close the air-hole because of your finger, 因为, 当你关闭风箱把手时, 你的手指使得阀门无法关闭空气进出的圆孔, and most of the air then escapes through this hole instead of g

发表于:2018-12-18 / 阅读(80) / 评论(0) 分类 英国学生科学读本

外部设施 information desk 服务台 hotel register book 旅客登记簿 registration form 登记表 newsstand 售报处 postal service 邮局服务处 shop 小卖部 bar 酒吧间 lounge 酒店大厅 billiard-room 台球房 dining-room, dining ha

发表于:2018-12-18 / 阅读(76) / 评论(0) 分类 英文语法词汇

That's an unnatural act for a rocket. 这对于火箭来说,不是一种自然的行为。 The third stage has a camera. 第三次发射,火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th

发表于:2018-12-18 / 阅读(50) / 评论(0) 分类 TED演讲科技篇

mattress 褥子 quilt 被 blanket 毯子 sheet 床单 bedspread 床罩 cotton terry blanket 毛巾被 pillow 枕头 pillow 枕头 pillowcase 枕套 mat 席 cushion 垫子 bathroom 浴室 bath tub 浴盆

发表于:2019-01-07 / 阅读(93) / 评论(0) 分类 考研英语

STEVE INSKEEP, HOST: President Trump's national security adviser, John Bolton, is in Moscow for a second day today. He's there to discuss President Trump's pledge to withdraw from an arms control treaty that bans certain kinds of missiles. This is on

发表于:2019-01-17 / 阅读(70) / 评论(0) 分类 2018年NPR美国国家公共电台10月

You pump it at a high pressure through a nozzle. You create a spray of detergent. 你用高压将它压过一个喷嘴,你制造了清洁剂喷雾。 Then the spray dries. It turns into powder. It falls to the floor. 喷雾干燥后就成了粉末,

发表于:2019-01-18 / 阅读(87) / 评论(0) 分类 TED演讲教育篇

Lockheed Martin says it's developing a Mach 6 aircraft that would be faster than any other fighter jet. 洛克希德马丁公司日前宣布,该公司正在研发一款速度可达6马赫、比其它所有飞机都快的战斗机。 Called the Hype

发表于:2019-02-06 / 阅读(210) / 评论(0) 分类 英语新闻

He was riding the LIRR to Oyster Bay. He saw beautiful scenery everywhere. But he also saw graffiti everywhere. There must be a way to stop graffiti, he thought. He did some research. He developed a design for a graffiti-buster. He presented it to a

发表于:2019-02-15 / 阅读(92) / 评论(0) 分类 英文短篇故事(纽约)

Its been a long time since Ive seen my friends Steve and Liz, and I thought this would be a good weekend to drive up to Santa Barbara to see them. Gas prices have been through the roof, but I decided to take the short road trip anyway. Before getting

发表于:2019-02-18 / 阅读(80) / 评论(0) 分类 地道美语播客
学英语单词