单词：dome-shaped molars
单词：dome-shaped molars 相关文章
This is the VOA Special English Health Report. Wisdom teeth are normally the last teeth to appear in the mouth. It usually happens when people are older and wiser. That is, when they are in their late teenage years or early twenties. Wisdom teeth ar
VOA慢速英语2009年（一）月
Hexagon 六边形 A hexagon is a shape that has six edges and six vertices. 六边形是有六条边和六个顶点的图形。 In other words, a hexagon has six angles and six straight sides. 换句话说，六边形有六个角和六条直边。 Th
与美国小学生一起学英文第3册
Pre-Listening Vocabulary molar: large teeth at the back of ones mouth (top and bottom) emerge: to appear; to come up from the surface impacted: wedged below or between something (e.g., stuck between the jawbone and another tooth) processed: mechanica
趣谈英语
This is scientific American's science 60 second science, I am steve mosbyA lot of people have had compacted third molars. Third molars produce chronic pain. Allen man, a Princeton University Physical anthopolegist, the annual meeting of the immagrate
Scientific American(二)月
A lot of people have had impacted third molars. Third molars produce a lot of chronic pain. Alan Mann, a Prinston University physical anthropologist at the annual meeting of the American Association for the Advancement of Science in Boston on Februar
Scientific American(二)月
Most large animals have to chew food extensively and form it into a mushy ball that's easy to swallow. Cooking makes a huge differenceit softens the food and dramatically reduces eating time. Researchers calculated that if we lived like our non-cooki
Scientific American(八)月
Conversation 5 A: Good morning, madam. What can I do for you? A：早上好，您买点什么？ B: Can you show me some traditional Chinese arts and crafts that can be gifts for my friends? B：您能给我介绍一下可以作为礼物送给朋友的
最In导购口语
National Doughnut Day is on the first Friday of June every year. Of course, the holiday celebrates something most of us love the donut. Most countries around the world have donuts. They usually come in two forms. Some are ring-shaped and covered with
英语课程学习计划和讲义
Yet with all of these things there must have been a first time. 可是这一切必定有过第一次出现的时候。 Someone must have made the discovery. 这必定是某个人发明的。 Isn't it an amazing thought that, one day, a prehistoric ma
世界小史
Fins 鱼鳍 Fish can swim well with their fins in water. 鱼因为有鳍能在水里畅游。 Also, fish cannot move without fins. 相反的，没有鱼鳍，鱼就不能游了。 Do you know that different fish have different shapes of fins? 你知道
与美国小学生一起学英文第6册
Health Report - Wising Up About Wisdom Teeth This is the VOA Special English Health Report. Wisdom teeth are normally the last teeth to appear. This usually happens when people are in their late teen years or early twenties -- in other words, when th
2011年VOA慢速英语(八)月
DEVELOPMENT REPORT - Adobe By Gary Garriott Broadcast: Monday, July 19, 2004 This is Robert Cohen with the VOA Special English Development Report. These days, stories about adobe are usually about Ado
农业与发展
考虑到伦敦旅行？小心。那儿有很多的英语只是在伦敦才有并且你可能从未听到过。用以下最常见的伦敦方言为你的旅行作好准备！ Blimey!这是人们在表示惊讶时常用的表达方式。例如， Blim
实用英语
火山爆发 The Eruption of Volcano abundant adj. 丰富的，富余的 accretion n. 增长 accumulation n. 积聚，堆积物 active volcano 活火山 Alaska Volcano Observatory 阿拉斯加州火山观
英文语法词汇
pear-shaped的本义是“梨形的、底宽顶窄的”，它通常可以引申为另一个意思：“全完了，都毁了”。 这种用法最早出现在20世纪60年代，由英语短语go pear
英文语法词汇
是吃货，更是水果控?见到鲜果美味就想统统把它们收到肚子里来~ 然而，英文里几款和水果相关的习语，并没有请你吃水果的意思，千万可别误会哦! 1. Go pear-shaped 有一种身材叫做梨形身材，很
英语口语
不管是在学习,工作还是生活中,我们总会因为各种各样的原因搞砸一些事情,那么搞砸在英语口语中是如何表达的呢? 快来看看吧~ 1、screw up 弄糟， 搞砸 She had screwed up and had to do it all over again。
英语口语