几何亏格

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(118) / 评论(0) 分类 数学英语

托福阅读的考察特点是比较明显的,虽然其选文都是科普文或者其他学术性文章,但是却不考察学术概念本身,而将考察重点落脚在常见词汇以及常见表达上。有很多考生对于这一特点并不熟

发表于:2018-12-19 / 阅读(119) / 评论(0) 分类 新托福写作真题解析

Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f

发表于:2018-12-19 / 阅读(137) / 评论(0) 分类 Facts-事实

China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.

发表于:2018-12-30 / 阅读(159) / 评论(0) 分类 国家地理2008年

by Jason Marshall In the last article, we began talking about mathematical sequencesin particular, a type of sequence known as an arithmetic sequence. Today, were going to turn our attention to another type of sequence called a geometric sequence. In

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 数学英语

By Zulima Palacio Santa Fe, New Mexico 27 August 2007 The western U.S. state of New Mexico has 19 Pueblo tribal communities, some of them among the oldest American Indian settlements in the United States. Many of them are well known for their pottery

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 2007年VOA标准英语(八月)

While I was observing this phenomenal creature, two jets of steam and water sprang from its blowholes and rose to an altitude of forty meters, 当我观察这只奇怪动物的时候,两道水和汽从它的鼻孔吐出来,直喷到叫十米的高度

发表于:2019-01-28 / 阅读(123) / 评论(0) 分类 《海底两万里》中英双语有声读物

The light from our glass coils produced magical effects at times, lingering on the wrinkled roughness of some natural arch, 我们的蛇形玻璃管中的光学,照在这些天然的凹凸不平的拱形建筑物上面, or some overhang suspended

发表于:2019-02-17 / 阅读(152) / 评论(0) 分类 《海底两万里》中英双语有声读物

In the first group: organ-pipe coral, gorgonian coral arranged into fan shapes, soft sponges from Syria, isis coral from the Molucca Islands, sea-pen coral, wonderful coral of the genus Virgularia from the waters of Norway, various coral of the genus

发表于:2019-02-17 / 阅读(144) / 评论(0) 分类 《海底两万里》中英双语有声读物

A triggerfish, I said. 是一条箭鱼。我于是说了。 It's a Chinese triggerfish, Ned Land replied. 尼德兰回答:是一条中国箭鱼。 Genus Balistes, family Scleroderma, order Plectognatha, Conseil muttered. 康塞尔于是低声说:箭

发表于:2019-02-25 / 阅读(242) / 评论(0) 分类 《海底两万里》中英双语有声读物

There I saw again, but not yet pressed and dried like the Nautilus's specimens, some peacock's tails spread open like fans to stir up a cooling breeze, scarlet rosetangle, 我在这里又看到的,不是像在诺第留斯号船上风干的标本,而

发表于:2019-02-25 / 阅读(166) / 评论(0) 分类 《海底两万里》中英双语有声读物

At intervals it hands down decrees, declaring that Zauschneria californica (a common plant in rock gardens) 它不时下达命令,宣布从今以后加州倒挂金钟(一种普通的假山庭园植物) is to be known henceforth as Epilobium can

发表于:2019-02-26 / 阅读(156) / 评论(0) 分类 万物简史
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