单词：piston ring width
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用Mp3背六级单词
UNIT TWELVE [00:15.99]What letter is this?Picture 1. [00:23.54]What letter is this,Tony.It is B.Picture 2. [00:37.28]What number is this? It is eight.Picture 3. [00:51.15]What shape is this? It is a square.Picture 4. [01:03.87]What shape is this? It
小学综合英语1A
Volume 体积 Volume is how much space something occupies. 体积是指某一物体所占的空间。 In this case, space consists of three dimensions, length, width and height. 这样的话，空间由长、宽和高这三维组成。 Volume is pres
与美国小学生一起学英文第4册
Grief can drive people to extraordinary lengths. 语音讲解： 1.grief /gri?f/ 2.lengths/le?s/ 词汇讲解： 1.grief-grieve relief（放松）,grief（悲痛） 是名词 relieve（使.放松）,grieve（使.悲伤） 是动词 His grief was etch
自然拼读教材英语字母拼读法（学生用书）Book 3-2
哥哥的心愿 A friend of mine named Paul received an automobile from his brother as a Christmas present. On Christmas Eve when Paul came out of his office, a street urchin was walking around the shiny new car, admiring it. Is this your car, Mister
趣味英语
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
VOA标准英语2012年(一月)
This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
VOA标准英语2016年(三月)
黄金一直是高品质、美丽和财富的象征。称某种东西为金质的意味着它具有很高的质量和价值。今天我们通过例子来学习一下和golden有关的习语英语词汇吧～ 1.the golden rule 金科玉律；指导原则
英文语法词汇
Coffee, computers and piston engines - could we imagine a world without them? These are intricate parts of every day life for most of us and the knowledge that led to them was either invented by or passed down through the ancient Muslim world. That's
VOA标准英语2010年(二月)
Dentists and researchers have come up with the formula for the perfect smile, from the size and width of each tooth to the curve, colour and shape of the teeth, and the overall width of the smile. 牙医和研究学者已经研究出完美笑容秘诀，
阅读空间
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t
英语新闻
Measuring just 1.2 meters high and the width of a single bed, rooms at the Taiyuan Shangjian Capsule Hotel are not the most luxurious. But with all the amenities of modern accommodations, including free Wi-Fi, a laptop desk and TV -- and at a cost of
cctv9英语新闻2015年
Only in the agony of parting, do we look into the depths of love. 语音讲解 单词发音 agony n.苦恼；极大的痛苦；临死的挣扎 parting n.分手；分离；分界点 depth n.(海洋)深度；深奥 连词发音 only in the agony of 轻读
跟着Gwen学英语之每日早读
在英语学习中，how与what是很常用的，在许多情况下，两者用法极为相似，只是句型结构稍有不同。 在许多情况下，两者用法极为相似，只是句型结构稍有不同： 1. 两者均可用来引出感叹句，
英文语法词汇
Lana measured Stubway's foot long sandwich. It didn't measure up. It was 11 inches long. She measured her friend's foot long. It was a tad longer, at 11.5 inches. For the next three months, Lana measured Stubway's sandwiches. She got her Facelook fri
英文短篇故事（纽约）
How vain and foolish, then, thought I, 于是，我心里想， for timid untravelled man to try to comprehend aright this wondrous whale, by merely poring over his dead attenuated skeleton, stretched in this peaceful wood. 那些足不出户的胆小鬼
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