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教育学习   

2023-02-12   Video
Coral Bleaching Animation

Keywords:

Corals are small animals, but they build structures that you can actually see from space. And as we zoom in we see the reefs where I work on a little island called Ofu in American Samoa, ...

珊瑚 是小动物, 但他们构建的结构 你实际上可以从太空看到。 当我们放大时,我们会看到 我工作的珊瑚礁 在一个叫 Ofu 的小岛上 美属萨摩亚,那里的山脊, 边缘是珊瑚 礁石,当我们放大 我们看到那些...


2023-02-09   British English
A Memoir of Art, Race and Defiance

Keywords:

Books and Arts; Book Review; Harry Belafonte's autobiography; Twentieth-century lion; My Song: A Memoir of Art, Race and Defiance. By Harry Belafonte; It all began with a set of Venetian blinds. ...

文艺 书评 哈利·贝拉方特自传 上世纪的名流 《我的歌:追忆艺术,种族与反抗》哈利·贝拉方特着 这一切要从一套百叶窗帘说起。故事发生在1946年的曼哈顿,有对夫妇想在家里安装一套百叶窗帘,于是便叫来一位公寓清洁工,作为报酬...


2023-01-21   Video
Cancer and Cell Fate in the Intestinal Epithelium

Keywords:

There's a cross-section of that sort of tower, which is known as a villus. And the villus is lined by cells on the outside that are the fully differentiated cells that play an important...

有一个横截面 那种塔, 这被称为绒毛。 绒毛内衬有 外面的单元格 是完全的 分化细胞 在 随时随地吸收营养 你吃。 那些完全 分化细胞来了 来自无差别 干细胞 位于底部的, 那支...


2023-01-13   Video
Animated Life - Seeing the Invisible

Keywords:

Everything that you can actually see with your eye is just the smallest sliver of life on this Earth. Most of life is invisible. We still have this idea that we're the most central ...

万事 你实际上可以 用你的眼睛看 只是最小的 地球上的生命碎片。 生命的大部分都是看不见的。 我们仍然有这个 我们是 最中心的 地球特征 / 而是人类 他们是旁观者。 微生物正在做这项工作...


2023-01-05   Video
DNA Sequence Technology Improves Cancer Treatment

Keywords:

DNA sequencing technology has been revolutionized in the last several years, not only in the price-- it's no longer cost prohibitive to dream of any kind of sequencing project--but also the depth at w...

DNA 测序技术在过去几年中发生了翻天覆地的变化,不仅体现在价格上——梦想任何类型的测序项目都不再是成本高昂的问题——而且在测序的深度上也是如此。 现在可以对 对于基因的特定区域 您感兴趣的 in,对 叫一百万 fo...


2022-12-29   Pre-Intermediate
Rappaccini's Daughter - Ⅱ

Keywords:

Many years ago,a young man named Giovanni Guasconti left his home in Naples to study in northern Italy.He took a room in an old house next to a magnificent garden filled with strange flowers and other...

许多年前,一位名叫Giovanni Guasconti的年轻人离开他在那不勒斯的家,前往意大利北部学习。他在一座老房子里租了一个房间,旁边是一个宏伟的花园,花园里种满了奇怪的花朵和其他植物。花园属于医生贾科莫·拉帕奇尼。他和女儿比阿特丽斯住...


2022-12-29   British English
The Best of Cities, the Worst of Cities

Keywords:

Books and Arts; London fiction. The best of cities, the worst of cities. The capital as inspiration for novelists. London is a “great cesspool” into which the loungers and idlers of life irresist...

文艺 伦敦小说 这是最好的城市 也是最坏的城市 首都伦敦 小说家灵感之源 亚瑟·柯南道尔在一集福尔摩斯故事中写道,伦敦是个“污水坑”,不可避免地集聚了游手好闲,无所事事的懒汉。但伦敦也是块相当肥沃的垃圾场,每一代小说家,每...


2022-12-26   Video
Reproductive Isolation and Speciation in Lizards

Keywords:

SPEAKER 1: Two groups of animals are defined as different species when individuals from one group don't mate and reproduce with those from the other. One way a species can split into two is for pop...

演讲者1:当一组动物中的个体不与另一组动物交配和繁殖时,两组动物被定义为不同的物种。一个物种可以一分为二的一种方式是种群在地理上分开。经过几代人的努力,他们可以经历足够的变化在各自的栖息地,如果和何时他们一起回来了再说一次,它们不交配。演讲...


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