肋片的受热面

[00:07.60]kangaroo [00:09.82]n.袋鼠 [00:12.04]The kangaroo can carry its young in a special pocket of flesh. [00:17.28]袋鼠可以用它独有的肉口袋来装它的孩子。 [00:22.52]keep [00:24.58])保持,留住 [00:26.64]Her illness kept he

发表于:2018-11-27 / 阅读(494) / 评论(0) 分类 疯狂英语单词王

[00:06.79]Lesson 33 1 Read and act [00:15.12]Do you think the air in Beijing is bad? [00:19.77]Yes, it's often quite dirty. [00:24.03]But don't you think it's better than it used to be? [00:28.79]Well,I can't say for sure.I've only lived here for a y

发表于:2018-12-01 / 阅读(113) / 评论(0) 分类 初中英语人教版初三

Imagine that when you walked in here this evening, 想象一下当你在今晚步入这里时, you discovered that everybody in the room looked almost exactly the same: ageless, raceless, generically good-looking. 你发现所有在场的人看上去

发表于:2018-12-05 / 阅读(45) / 评论(0) 分类 TED演讲设计篇

Photos shot in Hong Kong this week show more than 18-thousand shark fins drying on the roofs of industrial buildings. The fins are spread neatly in patterns under a warm sun. The images present just a fraction of the shark finning that takes place ev

发表于:2018-12-19 / 阅读(44) / 评论(0) 分类 英闻天下

When you spill a liquid on the ground, it splashes. But if youre a guy using a urinal, or, more important, if the liquid is dangerous, say, an infected blood sample, you want to limit splashing. In other words: If an accident happens, you want the dr

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 2016年Scientific American(十二)月

Leaves Inspire Better Solar Panels What do leaves and solar panels have in common? Both absorb sunlight and turn it into energy. But while solar panels typically have smooth surfaces, leaves have tiny wrinkles and folds that allow for maximum light a

发表于:2018-12-31 / 阅读(59) / 评论(0) 分类 英语听力文摘 English Digest

Relinquunt Omnia Servare Rem Publicam. The old South Boston Aquarium stands In a Sahara of snow now. Its broken windows are boarded. The bronze weathervane cod has lost half its scales. The airy tanks are dry. Once my nose crawled like a snail on th

发表于:2019-01-02 / 阅读(132) / 评论(0) 分类 英语诗歌

In toothbrushing, it is important to clean at the gum margins, because the bacteria usually accumulates here. Neglecting to clean the gum margins, the gums will become inflamed and will bleed easily on toothbrushing. 刷牙最重要的是针对牙齿的

发表于:2019-01-05 / 阅读(62) / 评论(0) 分类 英语新闻视频

It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

发表于:2019-01-08 / 阅读(82) / 评论(0) 分类 Scientific American(二)月

冬季减肥的4个小妙招 1. Sort out your mood. If you suffer from depression, then winter might mean that it is more obvious that there is something wrong with your mood. When we're depressed, it makes us more likely to feel the need to comfort

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 实用英语

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

发表于:2019-01-12 / 阅读(59) / 评论(0) 分类 2014年VOA慢速英语(四)月

Shark Fin Consumption Declines in Hong Kong Harvesting is what fishermen call the brutal act of cutting the fins off of living sharks and throwing the torso back into the ocean. Around 50 percent of all shark fins worldwide are traded through Hong Ko

发表于:2019-01-14 / 阅读(58) / 评论(0) 分类 VOA标准英语2013年(六月)

LULU GARCIA-NAVARRO, HOST: After World War II, a Hollywood gas station became the center of that city's hidden sex life. Scotty Bowers was an attendant there. (SOUNDBITE OF FILM, SCOTTY AND THE SECRET HISTORY OF HOLLYWOOD) SCOTTY BOWERS: One day, Car

发表于:2019-01-17 / 阅读(62) / 评论(0) 分类 2018年NPR美国国家公共电台8月

The few surfaces not covered by signs are often clad in a distinctive, dark green-gray, striated aluminum siding. 这仅存的没有被商标遮盖的建筑,一般都被包裹在有特色的阴暗铝灰条纹的铝制外壁板之中。 Take-out san

发表于:2019-01-18 / 阅读(104) / 评论(0) 分类 TED演讲商业篇

JUDY WOODRUFF: Now: sharks. Just saying the word can send shivers down the spines of some, but as Hari Sreenivasan found in this report, studying their skin could be key to fighting diease and is on the cutting edge of the larger push announced at th

发表于:2019-01-27 / 阅读(89) / 评论(0) 分类 PBS访谈健康系列

到不满意的事情和对待需要投诉时,礼貌地说比较奏效。而且有趣的是,你可能先要说SORRY,再提出你的投诉,这样显得很有教养和礼貌,你的问题才会得到更圆满的解决。 比如,在商店里,

发表于:2019-02-01 / 阅读(59) / 评论(0) 分类 实用英语

Commuters faced a nightmare journey home tonight as Britain's trains were blighted by delays and road surfaces melted in the heat. 今晚对于通勤的乘客而言真是个噩梦般的回家之旅英国的火车彻底延误毁了,路面高温简直是

发表于:2019-02-05 / 阅读(49) / 评论(0) 分类 阅读空间

D: Hey, Yael, check out my new white linen suit. It's going to keep me cool on my vacation to the Mojave desert. Y: That is one snazzy suit, Don. D: Oh, I'm stylin'. Plus, everyone knows that white reflects heat and black absorbs it. Yes, if you're o

发表于:2019-02-16 / 阅读(70) / 评论(0) 分类 英语听力文摘 English Digest

Metal, heal thyself 金属,自己愈合吧 Materials science: Researchers have devised an ingenious way for the damaged surfaces of metals to repair themselves when they come to harm 材料科学:研究人员构想出了一种新颖独特的方法,

发表于:2019-02-17 / 阅读(80) / 评论(0) 分类 经济学人综合

Science and technology 科学技术 Hotel hygiene 旅馆卫生 Mind the remote 当心遥控器 The next time you check in 下次你在办理入住手续的时候 3_副本.jpgNO ONE likes to think about who was in their hotel room before them, let alo

发表于:2019-02-24 / 阅读(64) / 评论(0) 分类 经济学人科技系列