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I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
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There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th
英语课程学习计划和讲义
I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
纯正英语一分钟
A public spat between two warring and wildly popular Chinese apps has had the feel of a teenage dance-off. 两个中国热门app之间的公开口水战有一种小朋友之间斗舞的感觉。 Sorry, Douyin Fans, ran an article from the short video
经济学人商业系列
That tube of toothpaste you have sitting by the sink does more than just keep your teeth clean, bright and white. In fact, toothpaste can be applied to a multitude of tasks from polishing mirrors to keeping your sneakers white. 你放在水槽旁边的
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