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During the long tense wait, Sky, Matt, and the Aldens sat near the shed and talked about ballooning. Suddenly, Violet spotted something across the field. It moved steadily toward them, a cloud of dust swirling in its wake. Is that a truck? she asked.
47 The Mystery of the Hot Air
by Jason Marshall In recent articles, weve talked about two methods of calculating average values, the mean and the median, and weve talked about some everyday uses for them such as how to use median averaging to get better photos. But thats not all
数学英语
Pre-Listening Vocabulary switch: move to a different position Wi-Fi: a wireless network that provides Internet connection Bluetooth: a trademarked name for a short-range wireless connection for computerized devices GPS: global positioning system, a s
趣谈英语
如果你要暂时逃离这个世界，与世隔绝，暂时不想和熟人接触，你可能会不接电话，不带手机，不上社交网站。通常是因为和恋人分手或者是工作不顺。 今天要介绍的俚语是airplane mode，用来形
美国俚语
Matt and his wife lived in the country. Matt was very stingy and hated spending money. One day a fair came to the nearby town. Let's go to the fair, Matt, his wife said. We haven't been anywhere for a long time.Matt thought about this for a while. He
趣味英语
今天我们要讲的习惯用语都有air这个词。大家都知道air是空气。早在十七世纪，意大利科学家伽利略发现空气似乎没有实质却有重量。后来人们进一步发现高山顶上的空气要比海平面上的空气
美国习惯用语