单词：electric section locking
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Lesson 12 Is It Necessary to Develop Toarism? Text A Little Good Will Can Help People Understand Each Other Today we had an American family, the Robinsons, for Sunday dinner. The man is in China on a
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One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond
2017年Scientific American(二)月
Mom took Carol to the stable. Their horse was in the stable. They walked over to Sugar. Sugar was their horse. Say hello to Sugar, Mom said. Carol said, Hello, Sugar. Mom gave a carrot to Sugar. Sugar ate the carrot. He ate the carrot fast. Mom gave
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Heat Sensor Has Snaky Sensitivity敏感如蛇的热传感器 One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. 世界上有一种最精敏的热传感器，它
2017年Scientific American(六)月
INNSBRUCK, Austria, Jan. 19 (Xinhua) -- An unexpected aerial bomb from World War II was found at the city center site Thursday, leading to the postponement of the daily medals ceremony at the inaugural Winter Youth Olympic Games (YOG). The aerial bom
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