单词：barrel buffer piston rod assembly
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用Mp3背六级单词
Over a barrel Over one's dead body 我们今天再来讲两个和over有关的习惯用语。第一个是: over a barrel. Barrel就是一只装东西的桶。那么，什么是over a barrel 呢? Over
美国习惯用语
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)
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语每日一词
HOUSTON, Jan. 10 (Xinhua) -- The price of West Texas Intermediate (WTI) crude oil is expected to be about 100 U.S. dollars per barrel in 2012, five dollars per barrel higher than the average price in 2011, the U.S. Energy Information Administration (
英语新闻
By Mil Arcega Washington 03 January 2008 Oil prices soared to a record $100 a barrel Wednesday in New York before falling back, as worldwide demand for oil continues to grow. Surging economies in China and India have helped push oil prices higher ove
VOA标准英语2008年（一月）
今天还是要讲在大选年里新闻界常会用来报导有关选举的情况的两个习惯用语。我们要学的第一个习惯用语是: pork barrel。 Pork是猪肉，而barrel是木头制成的圆桶pork barrel要是直译就是装猪肉的木
美国习惯用语
这个节目已经持续了很长时间了，在不断学习习惯用法的同时我们偶而也不妨停下来思索一下这个问题：为什么习惯用语时常让外国学生感到困惑难解呢？原因之一是习惯用语的含义跟它所包
美国习惯用语
我们今天学的习惯用语都有这个词: barrel。 Barrel是大桶，用来载运啤酒、威士忌、食糖、汽油等各种货品。我们要学的第一个习惯用语是: scrape the bottom of the barrel。 Scrape是刮的意思。 Scrape t
美国习惯用语
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)
The U.N. refugee agency says it finally has succeeded in entering the so-called buffer zone north of the town of Gori in Georgia. Lisa Schlein reports from UNHCR headquarters in Geneva the zone is controlled by Russian military forces and has been o
VOA标准英语2008年（九月）
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
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语单词荟萃