标签:Batteries 相关文章
ECONOMICS REPORT - Laptop Computer Batteries Become a Hot IssueBy Sarah Randle Broadcast: Friday, September 01, 2006 This is the VOA Special English Economics Report. Batteries are rarely a worry exce
赖世雄旅游观光英语通教你学会观光旅游的各种对话、句子。 Purchasing Filmand Batteries 购买胶卷和电池 Evan finds a photography shop, goes in, and talks with the clerk. 艾凡找到一家照相馆,走进去和店员讲话
This is Scientific Americans 60 Science, Im Cynthia Graber. Thisll just take a minute. Batteries add weight, and they need recharging. Thats serious business for implanted medical devices. When the batteries die, patients sometimes have to undergo an
去机场的经历有时候会很紧张,手上拿着机票和行李还要找到你乘坐的航线!今天的课程我们会教你如何用英语托运行李,询问空乘人员你乘坐的航线在哪登机等等!祝您旅途愉快! 听力提示
SCOTT SIMON, HOST: One of the hottest gifts of the season is a little too hot, hot enough to catch fire. Hoverboards have been burning up because of problems with their lithium-ion batteries. And lithium-ion batteries are in a lot of things these day
Lucy had a cat. His name was Pirate. Pirate was 14 years old. Fourteen is old for a cat. What can I do? Lucy asked her dad. Pirate is old. He will die soon. I will miss him so much. Dad said, Why dont you clone him? They will make a brand new Pirate
American inventor John Goodenough first started working on battery technology more than 40 years ago. Goodenough actually co-invented lithium-ion batteries in 1980. This eventually led to a revolution in the electronics industry because those devices
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion
This is Scientific American's 60-Second Science. American is still far short of the recommend daily portions of food and vegetables, and kids are no ...veggies at school cafateria. So researches tested whether visual cuse at hopeful foods could incre
Batteries That Last Forever Could Be Near 科学家研发可永久循环使用电池 We all have daily problems with technology, but how many of us can fix them? Mya Le Thai is a scientist studying at the University of California, Irvine. She recentl
Aircraft maker Boeing says commercial flights of the grounded 787 Dreamliner jets could resume within weeks. We are going to be dependent upon, as we move through the certification process, to determine when we actually get back in the air in terms o
A: I'm glad these batteries are on sale. B: I'm sorry. These batteries are not on sale. A: But that's what the ad says. B: I'm sorry. If you look at the ad again, you'll see that the other brand is on sale. A: Oh, you're right. I misread the ad. B: Y
导购口语: What kink of toy would you like? 您喜欢那种玩具? How about the plastic panda? A toy panda is the best present. 这塑料熊猫怎么样?玩具熊猫是最好的礼物了。 How about some dolls? Girls of that age are especial
Lucy had a cat. His name was Pirate. Pirate was 14 years old. Fourteen is old for a cat. What can I do? Lucy asked her dad. Pirate is old. He will die soon. I will miss him so much. Dad said, Why don't you clone him? They will make a brand new Pirate
As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购
Two Chinese air companies say Chinese airlines are not affected as more countries have announced to temporarily ground Boeing 787 Dreamliners for investigations into battery-related problems. The U.S. plane maker says Boeing 787s purchased by Chinese
She called her cable company. She told the rep, If I press the System button, it turns on the cable box but not the TV. If I press the Power button, all I get is a black TV screen with a rectangle that says HDMI. I have to keep pressing the same two
今天Larry 和Li Hua 下课以后一起去吃午饭,Li Hua 会学到两个常用语:threads 和load up。 (campus noise) LL: Hey, Li Hua, those are nice threads you're wearing. LH: Threads? - 那不
听歌学英语:轻装旅程,无拘人生-Traveling Light 出生美国宾州的Courtney Jaye,求学时期受到嬉皮年代所释放出的独特魅力驱使,对于音乐的文化影响力,开始有着浓厚兴趣,发现从音乐中可以全然感