标签：红外探测器 相关文章

英语听力 暮光之城•暮色 第9期:入学第一天(2)

Finding the school wasn't difficult, though I'd never been there before. The school was, like most other things, just off the highway. It was not obvious that it was a school; only the sign, which declared it to be the Forks High School, made me stop

发表于:2018-12-03 / 阅读(76) / 评论(0) 分类 暮光之城•暮色

美国有线电视 CNN 2008-12-28

Hello to you, I'm Creshon Saunders at the CNN Center in Atlanta. Here is a look at what's happening NOW IN THE NEWS. Hamas is vowing retaliation for Israel's deadly assault on Gaza. At least 170 people have been killed in a series of Israeli airstri

发表于:2018-12-05 / 阅读(66) / 评论(0) 分类 CNN2008年(十二)月

美国有线新闻 CNN 2015-11-18

In its latest video, ISIS continues to threaten against the west, setting its target squarely on the United States. We will strike America in its stronghold Washington. CIA chief John Breaning today warned the terrorist group now has a lethal externa

发表于:2018-12-19 / 阅读(107) / 评论(0) 分类 CNN美国有线新闻2015年11月

美语三级跳 Go English：008B 坐飞机: 中级课程

Todd圣诞节要回阿拉斯加看望父母，他正在机场过安检。 Professor: In this first part, an airport security guard is telling Todd what to do before he goes through the metal detector and puts his bags through the x-ray machine. Metal

发表于:2018-12-25 / 阅读(71) / 评论(0) 分类 美语三级跳

365个英语简短小故事- 19. Carbon Monoxide

Helen stepped outside her front door to see what the weather was like. It was sunny and warm. That was nice, because for the past two weeks it had been cold and rainy. It had been so cold that she had had to turn her heater on. She was lucky, because

发表于:2018-12-31 / 阅读(76) / 评论(0) 分类 365个英语简短小故事

60秒科学:狗帮助我们抗击禽流感

Youve probably seen dogs working security at airports, sniffing for drugs, bombs and contraband food. Now our best-friend biosensors might have a new task: ferretting out the scent of bird flu. And they may not be alone on the job. Researchers from t

发表于:2019-01-02 / 阅读(101) / 评论(0) 分类 60秒科学

美联社新闻一分钟 2006-09-18

1. Authorities in South Carolina rescued a 14-year-old girl from an underground bunker . She text- messaged her mother on the suspect's cellphone before being saved. Vinson Filyaw was arrested in the

发表于:2019-01-08 / 阅读(104) / 评论(0) 分类 美联社新闻一分钟2006

美联社新闻一分钟 AP 2017-07-23

This is AP News Minute. President Trump has named a new White House Communications Director Anthony Scaramucci. On Friday afternoon, Scaramucci came out to conduct the first on-camera briefing in several days. Sean Spicer, who was the White House Pre

发表于:2019-01-11 / 阅读(111) / 评论(0) 分类 美联社新闻一分钟2017(七)月

中英双语新闻 探测器首次近距离造访木星

The American space agency NASA has flown a probe a few thousand kilometres from the swirling cloud tops of Jupiter, the largest planet in our solar system. No other satellite has flown so close to the gas giant1 during the main phase of its mission.

发表于:2019-01-19 / 阅读(78) / 评论(0) 分类 中英双语新闻

美国科学60秒 SSS 2013-04-11

About six million people worldwide post to Twitter, producing some 650,000 new tweets daily. And one percent of these posts include geographic locations. The combination of language and location has allowed scientists to calculate the dominant langua

发表于:2019-01-20 / 阅读(50) / 评论(0) 分类 Scientific American(四)月

地道英语对话：Checking Smoke Detectors(5)

A: Hello. B: Hi, Betty. It's Larry. Can you tell me how many smoke detectors you have? A: There are two smoke detectors in my apartment. B: Do you know how new the batteries are? A: I'm very afraid of fires. I change the batteries every Labor Day. B:

发表于:2019-01-20 / 阅读(79) / 评论(0) 分类 地道英语对话-租房

地道英语对话：Checking Smoke Detectors(3)

A: Hello, Betty speaking. B: Hey, Betty. This is Larry. Tell me how many smoke detectors you have, please. A: This apartment came with one, and I installed another one. B: Are there fresh batteries in each of them? A: Each detector beeps when the bat

发表于:2019-01-20 / 阅读(59) / 评论(0) 分类 地道英语对话-租房

地道英语对话：Checking Smoke Detectors(2)

A: Hello, this is Betty. B: Hello, Betty. This is Larry. How many smoke detectors are on your ceiling? A: I have two smoke detectors. B: Do you have fresh batteries in both of them? A: Both batteries are pretty fresh. B: Very good. I have to come by

发表于:2019-01-20 / 阅读(64) / 评论(0) 分类 地道英语对话-租房

地道英语对话：Checking Smoke Detectors(1)

A: Hello, this is Betty. B: Hi, Betty. Larry here. How many smoke detectors are in your apartment? A: Actually, I have two. B: Are the batteries fresh? A: Both batteries are good. B: Great. I need to come by and check them myself. A: No problem, when

发表于:2019-01-20 / 阅读(64) / 评论(0) 分类 地道英语对话-租房

地道英语对话：Checking Smoke Detectors(4)

A: Hi, this is Betty. B: Hi, Betty. It's Larry. I need to know how many smoke detectors are in your apartment. A: There was one when I moved in. Then I added one. B: Do both detectors have fresh batteries? A: I always keep them fresh. I don't want to

发表于:2019-01-20 / 阅读(76) / 评论(0) 分类 地道英语对话-租房

美国习惯用语 - back to the drawing board

明天是我女儿生日，我们要给她开个party。今年，我打算自己做生日蛋糕。这是我头一次做这么大的蛋糕，所以下足了功夫。 昨天晚上，蛋糕胚子终于烤好了，奶油也抹上了，眼看就要大功告

发表于:2019-01-26 / 阅读(61) / 评论(0) 分类 英语单词荟萃

经济学人45:"迷你"漫游车如何登陆火星

Science and Technolgy 科技 Mars exploration 火星探测 How to land a Mini on Mars 迷你漫游车如何登陆火星 The biggest and fanciest Mars rover so far will soon blast off from Florida 迄今为止最大和最新奇的火星探测器即将于

发表于:2019-01-26 / 阅读(65) / 评论(0) 分类 经济学人商业系列

VOA标准英语2010年-African Countries Step Up Airport Secu

Several countries in Africa say they are increasing security at their airports following the Christmas Day bombing attempt on a US airliner by a Nigerian man. Other countries say they have no plans for upgrades, but are monitoring the situation. Scot

发表于:2019-02-12 / 阅读(74) / 评论(0) 分类 VOA标准英语2010年(一月)

英语听力精选进阶版 6134

Are You Ready? 你准备好了吗？ You might have never heard of the CERN laboratory, but this is all about to change. On 10th September 2008 the most powerful scientific experiment ever attempted will take place at this quiet research centre near

发表于:2019-02-13 / 阅读(53) / 评论(0) 分类 英语听力精选进阶版

公众人物毕业演讲第329期:推特CEO迪克2013密歇根大学(7)

The streets were all completely blocked off by the San Francisco Police and the U.S. Secret Service was there and Russian Security Forces were there 整条街都被旧金山警方封锁起来 满处都是美国特勤局和俄罗斯安全部队的人

发表于:2019-02-16 / 阅读(70) / 评论(0) 分类 公众人物毕业演讲
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