单词：culvert-underdrain
单词：culvert-underdrain 相关文章
Lesson 3 Should the Brain Drain Be Stopped by Restrictions? Text Brain Drain It is said that Shanghai's musicians abroad could form a worldclass symphony orchestra. But the Shanghai Symphony Orchestra
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AUDIE CORNISH, HOST: The mysterious death of a Border Patrol agent in West Texas last November led to two opposing theories. Some folks were convinced that smugglers or illegal border crossers attacked the agent with rocks. The local sheriff says he
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Mike washed his hands. He washed his hands with soap and water. He brushed his teeth. He brushed his teeth with toothpaste and water. He turned off the water. The sink was full of water. The water did not go down the drain. The water stayed in the si
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人的脑子不仅是各种思想和情绪的源泉，而且还控制着人体各部门的功能。人脑是人身体上非常关键的组成部份。大概也正是因为这个原因，
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US Trying to Stop 'Reverse Brain Drain' The U.S. Congress is debating how to overhaul the nations immigration system in an effort to get foreign nationals who earn advanced degrees at American universities to stay and work in the country to help the
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我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词： down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里：go down the drain。 Drai
美国习惯用语