[计] 向量乘法

The World was an orange when I went to school, 我上学的时候,世界对我来说就像一个橙子, and there were only three things I can remember that I ever learned for sure that the Dutch children wore wooden shoes, 我记得只有三个细

发表于:2018-12-04 / 阅读(117) / 评论(0) 分类 美国学生世界地理教材

[00:00.00]Man Is Altering the Balance of Nature [00:05.68]The balance of nature is a very elaborate [00:09.66]and very delicate system of checks and counterchecks. [00:13.60]It is continually being altered as climates change, [00:16.66]as new organis

发表于:2018-12-07 / 阅读(73) / 评论(0) 分类 晨读英语美文60篇

by Jason Marshall In past articles weve talked at length about three of the big four traditional processes used in basic arithmetic: addition (see also How to Add Quickly), subtraction, and division. However, for one reason or another, we havent yet

发表于:2018-12-07 / 阅读(65) / 评论(0) 分类 数学英语

发表于:2018-12-08 / 阅读(81) / 评论(0) 分类 医务英语

To me, we actually went an ad line earlier with Apple, 苹果以前有一条广告: that the personal computer was the bicycle of mind, 计算机是思想的自行车 and I believe that with every bone in my body, that of all the inventions of huma

发表于:2018-12-27 / 阅读(70) / 评论(0) 分类 名人传记

2 The Village School 乡村小学 By Charles Dickens Little Nell looked round the room as she took her seat. There were a couple of forms, notched and cut and inked all over; a small deal desk perched on four legs, at which no doubt the master sat, a

发表于:2018-12-28 / 阅读(57) / 评论(0) 分类 陈冠商英语背诵文选合集

8. Books 书籍 The good books of the hour, then, --I do not speak of the bad onesis simply the useful or pleasant talk of some person whom you cannot otherwise converse with, printed for you. Very useful often, telling you what you need to know; ver

发表于:2018-12-28 / 阅读(33) / 评论(0) 分类 陈冠商英语背诵文选合集

I look up the book itself and fill out a call slip for it. But I also want to read about papermaking at Kelmscott. The catalog is confusing. I go back to the desk to ask for help. As I explain to the woman what I am trying to find, she glances over m

发表于:2019-01-01 / 阅读(85) / 评论(0) 分类 时间旅行者的妻子

379 、 石棉 asbestos;asbestus 380 、 石膏 PlasterofParis 381 、 示波器 oscilloscope 382 、 立体图 pictorialdrawing 383 、 交流电流 alternatingcurrent(a.c.) 384 、 交流电压 a.c.

发表于:2019-01-03 / 阅读(82) / 评论(0) 分类 英文名句短语

SEC(Single Edge Connector,单边连接器) Shallow-Trench Isolation(浅槽隔离) SIMD(Single Instruction Multiple Data,单指令多数据流) SiO2F(Fluorided Silicon Oxide,二氧氟化

发表于:2019-01-09 / 阅读(91) / 评论(0) 分类 实用英语

It's used to change the scene. 它被用来转换话题。 So for example, this Sally person says, 比如说,这个萨莉说, So I need to find people to chill with and Jake says, Haha,you could write a dissertation about Haha too, but we don't h

发表于:2019-01-18 / 阅读(50) / 评论(0) 分类 TED演讲商业篇

When I was a kid I was top of the class in maths. I was really good at mental arithmetic and doing sums. Things were easy back then, It was all addition and subtraction, multiplication and division. I knew my times tables like the back of my hand. Th

发表于:2019-01-21 / 阅读(70) / 评论(0) 分类 纯正英语一分钟

ERIC WESTERVELT, HOST: Think of all the numbers you've encountered today - the clock in your smartphone, maybe the date on your calendar, the numbers on that highway sign. And those are just the ones you can see. It's easy to take numbers for granted

发表于:2019-01-24 / 阅读(78) / 评论(0) 分类 英语语言学习

Secretary-Generals Message on World Health Day 秘书长世界卫生日致辞 7 April 2014 2014年4月7日 Every year more than one million people die from diseases carried by mosquitoes, flies, ticks and other insects, such as triatomine bugs. These

发表于:2019-02-09 / 阅读(84) / 评论(0) 分类 英语笔译

我原来曾经给我的一个同学改作文,发现她经常写一些让我感觉哭笑不得的句子。 例如: At the first glance, the argument seems sound, but with a further look, I find it problematic. 前半句是忠实引用,后半

发表于:2019-02-09 / 阅读(85) / 评论(0) 分类 GRE作文

But when they really get pushy, people really get pushy, I say, I do it because you do it for your kid. 但是当他们变得有进取心时,我们就会变得更有进取心,我说:我这样做就像你们为自己的儿子做的原因一样。

发表于:2019-02-13 / 阅读(66) / 评论(0) 分类 TED演讲国际问题篇

遥感Remotesensing 多谱线扫描器Multispectralscanner 分辨率Resolution 像素Pixel 谱带Spectralbands 红外线Infrared 紫外线Ultraviolet 雷达Radar 轨迹Path 景物确认Sceneidentificat

发表于:2019-02-18 / 阅读(139) / 评论(0) 分类 英文语法词汇

There was an important anniversary this week. Forty years ago, on 15 February 1971, Britain changed its currency, that is, its money system. This is what happened. When I was a child in the fifties and sixties, Britain had a wonderfully complicated c

发表于:2019-02-19 / 阅读(72) / 评论(0) 分类 听播客学英语

New Words 新单词 concrete adj. 具体的 addition n. 加 subtraction n. 减 multiplication n. 乘 division n. 除 frequently adv. 频仍地 withdraw v. 掏出 formula n. 公式,程式 plus prep. 加 minus prep. 减 compound v. 合成 times n. 倍

发表于:2019-02-25 / 阅读(109) / 评论(0) 分类 实用英语

Being good at mathematics may be entirely pre-destinedyou either have it or you don't, a new research has found。 And those who find the numbers never add up shouldnt feel too dim mathematical talent does not appear to be linked to all-round intelli

发表于:2019-02-25 / 阅读(87) / 评论(0) 分类 实用英语