单词:Steenrod squares
单词:Steenrod squares 相关文章
by Jason Marshall The last article about how to use math to send encrypted messages ended with a bit of a cliffhanger. The good news is that you will soon find out how the story ends. But, as I warned last time, the bad news is that that isnt going t
VOICE ONE: Im Barbara Klein. VOICE TWO: And Im Steve Ember with EXPLORATIONS in VOA Special English. We continue our series of reports about efforts to keep alive traditional ways of doing things. Today we tell about building homes out of a simple n
[ti:UNIT 2 On the Train Lesson 13] [0:00.469]UNIT 2 [0:01.946]On the Train [0:03.474]Lesson 13 [0:05.506]What Are You Doing? [0:08.091]THINK ABOUT IT! [0:10.267]What is your favourite game? [0:12.886]Why? [0:14.364]Do you like babies? [0:16.560]Why o
Patterns 模型 A pattern has lines or shapes, and it is a kind of design. 模型有线条或形状,是一种设计。 Where can we find a pattern? 我们从哪里能找到模型呢? Think about a chessboard. 想想棋盘吧。 The chessboard has
APEC: Asia-Pacific Economic Cooperation 亚太经济合作组织 双11:Double Eleven; Singles Day For breakfast on Singles' Day, singles often eat four Youtiao (deep-fried dough sticks) representing the four ones in 11.11 and one Baozi (steamed s
Let's learn how to play the game of checkers. Two players choose one color of the round disks known as checkers. In this particular game, the checkers are red and black. There are 12 black checkers and 12 red checkers. The checker board consists of 6
Different shapes and forms are everywhere. Boxes and street signs are square or rectangular. Balls and wheels are round. The sun and moon are round. Wedding rings are round. Eggs and light bulbs are almost round. Pyramids and arrow tips are triangula
Different shapes and forms are everywhere. Boxes and street signs are square or rectangular. Balls and wheels are round. The sun and moon are round. Wedding rings are round. Eggs and light bulbs are almost round. Pyramids and arrow tips are triangula
UNIT 17 How Many Squares Are There?\n [au:]第17单元 有多少个正方形?\n [00:07.50]Dialogue\n [au:]对话\n [00:09.70]Look and listen. Then read and act in groups.\n [au:]看和听。然后分组朗读和表演。\n [00:15.63]Mr Chen: How ma
UNIT 18 Lets Go Further\n [au:]第18单元 拓展学习\n [00:04.56]Story Time\n [au:]故事时间\n [00:06.94]Look and listen. Then read and act out the story.\n [au:]看一看,听一听。然后朗读和表演这个故事。\n [00:12.86]Mr Leo: L
[00:06.69]Unit 4 [00:08.29]What a big school! [00:11.10]Lesson 24 [00:13.43]Revision [00:15.79]Listen, Read and Say [00:18.95]Look! This is my school. [00:21.88]There are three buildings in it. [00:24.15]The tallest one is the teaching building. [00:
[ti:UNIT 5 Li Ming Goes to Canada Lesson 37] [0:00.707]UNIT 5 [0:02.295]Li Ming Goes to Canada [0:04.909]Lesson 37 [0:07.118]Mr. Wood's Lesson [0:09.734]THINK ABOUT IT! [0:11.283]What is the weather like in your city today? [0:15.000]What is the temp
PRETORIA, Feb. 20 (Xinhua) -- The second day of paralympian Oscar Pistorius' bail hearing ended on Wednesday without a court ruling on his application. Magistrate Desmond Nair ruled that Pistorius would remain in custody again at the Brooklyn police
PRETORIA, Feb. 19 (Xinhua) -- The Pretoria Magistrate Court on Tuesday postponed Paralympian Oscar Pistorius' bail hearing to Wednesday. Magistrate Desmond Nair ruled that the bail hearing be heard under Schedule 6 Offence of the Criminal Procedure A
并不只有汉语才会把形状变成我好方这类的习语的(这并不是习语好嘛!) 方,square,在英语里的出镜率可是高得惊人呢。 今天,双语君就来盘点一下英语里那些让人方了的表述。 Square 方形 to
The latest app that's sweeping the web is the fiendishly addictive, and surprisingly difficult, Kuku Kube. 最新颜色辨识应用程序Kuku Kube正在席卷网络,它像恶魔般使人上瘾,并且难度惊人。 It has been designed to put you
在新托福阅读的考查中,每篇文章必会出现一类题,叫做Insert Text Questions,即插入句子题(简称插入题)。考试中,考生会遇到一句话,问该句插入文中哪里最合适。如下面例题: The raising of l
And in the local square, what would we see. 在广场上,我们会看到一些景象。 Well, in western countries often you won't see anyone other than young people, 在西方国家,我们通常不会在广场上看到年轻人以外的任何人,
This accomplished, however, he turned round-when, good heavens; what a sight! Such a face! 不过,他把绳子解开后,转过脸来,啊,老天爷;多怕人呀!这样一张脸! It was of a dark, purplish, yellow color, here and there stuck over with
Even as it was, I thought something of slipping out of the window, but it was the second floor back. 就在这种情况下,我还是想要从窗口跳出去,可是,窗子是开在二层楼的后背,没法跳。 I am no coward, but what to make of thi