标签：质量 相关文章

Supermassive Black Holes 超大质量黑洞 - 11

Those stars don't feel the black hole. They feel the rest of the stars in the galaxy. They don't know or care that the black hole is there. If you took the black hole away from the galaxy, they would

发表于:2019-01-02 / 阅读(338) / 评论(0) 分类 超大质量黑洞

Supermassive Black Holes 超大质量黑洞 - 10

If, as it now seems, every single galaxy has a black hole at its heart, this can't be a coincidence. Perhaps black holes are an essential part of what galaxies are and how they work. No one had expect

发表于:2019-01-02 / 阅读(365) / 评论(0) 分类 超大质量黑洞

2014年12月英语四级作文点评：开放自由不易跑题，语言质量要求高

第一，四级写作再现反押题的倾向。 之前我们可能会去了解了宏观的大话题，比如社会生活、两代关系、文化教育、网络科技、伦理道德等等这样的话题，这次的考试题目跟这些所谓的预测和

发表于:2019-01-08 / 阅读(87) / 评论(0) 分类 英语四级作文范文

VOA双语新闻：肥胖导致质量生命年损失

Americans continue to gain weight and it's having a negative impact on their quality of life, according to a new report. Poor eating habits and a lack of exercise are two of the reasons people gain weight. 不良的饮食习惯和缺乏运动，是人们

发表于:2019-01-19 / 阅读(61) / 评论(0) 分类 VOA双语新闻 2010年8月

留美老师带你每日说英文 第218期:想象和实际相差很远

台湾籍旅美老师今天交给我们的句子是： Stories based on imagined experiences are qualitatively different from those based on real experiences. 想象的故事在质量上和真实的经验相差甚远。

发表于:2019-01-20 / 阅读(83) / 评论(0) 分类 留美老师带你每日说英文
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