修剪线方向

数学英语 29 What are 1D, 2D, and 3D Coordinates?

by Jason Marshall Theres been a lot of talk about 2D versus 3D in the television and movie industries lately. But what exactly does one, two, and three-dimensionality really meanboth in the everyday world and in math? Well, prepare to have your curio

发表于:2018-12-07 / 阅读(40) / 评论(0)

数学英语

纯正英语一分钟-direction

Im hopeless at giving directions. I get very confused. Im sure I send people in totally the wrong direction. For some reason, I always get stopped for directions in the street. I can usually direct someone if its just a block or two, but thats it. If

发表于:2018-12-26 / 阅读(59) / 评论(0)

纯正英语一分钟

数学英语 03 How to Add Negative Integers

by Jason Marshall Todays article will walk you through the first steps of kicking your calculator dependency. This isnt something we can accomplish in a single article, so well be revisiting this topic periodically. Today, were kicking things off by

发表于:2019-01-02 / 阅读(104) / 评论(0)

数学英语

数学英语 09 How to Subtract Negative Integers

by Jason Marshall In the previous article we talked about using the number line to help you keep your signs straight when adding positive and negative integers. In this article were taking things one step furthernot just adding positive and negative

发表于:2019-01-02 / 阅读(91) / 评论(0)

数学英语

英语听力：2013-10-20 地平线：黑洞吞噬—14

Instead, it seems to be a gas cloud moving at huge speeds right in the direction of the black hole. But what really rang along bells was the way it had changed shape. We see that this gas cloud as it moves closer and closer to the black hole, is gett

发表于:2019-01-23 / 阅读(30) / 评论(0)

探索与发现2013年

CCTV9英语新闻：Indications behind rising food prices

Today we are joined by Li Yong, vice chairman of the China Association of International Trade. Q1. The thing that sticks out most to me is food prices, with pork skyrocketing 33 percent. How does that fit into the interpretation of the CPI data ? Q2.

发表于:2019-02-18 / 阅读(69) / 评论(0)

cctv9英语新闻2016年

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accelerated by a spring

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allyl carbinol

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Arauco, Dep.de

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