行列式乘法

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(201) / 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(144) / 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(152) / 评论(0) 分类 数学英语

Now, it seemed that it shouldn't be so complicated to design a doctor's visit around what people actually need to be healthy. 现在,看起来设计个医生的访问去了解人们要保持健康需要什么并不复杂。 So I created Health Lead

发表于:2018-12-15 / 阅读(106) / 评论(0) 分类 TED演讲国际问题篇

Good Morning, at the CNN center here in Atlanta, I m Melissa Long, with a look at some of the stories that are happening Now In The News on this Wednesday morning. It's a big day for US automakers. Bankruptcy appears all but certain for General Moto

发表于:2018-12-20 / 阅读(123) / 评论(0) 分类 CNN2009年(五)月

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(136) / 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(95) / 评论(0) 分类 陈冠商英语背诵文选合集

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:2018-12-28 / 阅读(169) / 评论(0) 分类 听一分钟英文-M

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(154) / 评论(0) 分类 时间旅行者的妻子

DCC Data Country Code 数据国家号码(3位) DCC Digital Cross Connect 数字交叉连接 DCCE Digital Cell Center Exchange 数字小区中心交换机 DCCH Dedicated Control CHannel 专用控制信道

发表于:2019-01-03 / 阅读(158) / 评论(0) 分类 电信英语

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(126) / 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(161) / 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(165) / 评论(0) 分类 英语语言学习

Say it with us: Kids today have it sooooo easy. A new smartphone app will do their math homework for them, provided it's not too complicated. PhotoMath by microblink uses a phone's camera to solve equations and then teaches you the step-by-step metho

发表于:2019-02-02 / 阅读(145) / 评论(0) 分类 阅读空间

add v.(to)加,增加;补充说,又说 解析:addition n.加,加法;附加物 additional a.附加的 subtraction n.减法 division n.除法 multiplication n.乘法 数学plus 加 / minus 减 add up t

发表于:2019-02-03 / 阅读(103) / 评论(0) 分类 英文语法词汇

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(156) / 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(144) / 评论(0) 分类 TED演讲国际问题篇

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(141) / 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(179) / 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(150) / 评论(0) 分类 实用英语
学英语单词
acceleron
Ackerman syndrome
bone-dry paper
cam bearing sleeve
carbon fibre reinforced carbon composite
cenotophobia
Chifonese
chronic daily intake
coalescents
comprehensivist
confirmation stage
Constantine II
counteracting force
de-allergizing
delusion of relation
DENDROBATIDAE
diagnostic related group
diasonography
Dick Tracy
differential pinion shaft
differentiate from
dog metal
dust-proof switchgear
eicken
facial features
firing azimuth
full auto choke system
furochromone
gaudez
glacier snout
graphic input mode
graphics display system
hemonormoblast
hepatitis b immunoglobulin
honigan
horizontal intercept
hurdy-gurdies
hyper-masculinization
hypokinaemia
hyponychia
I could care less
i-thud
iodomethane
keyshie
korowai
leather bowl
Letart Falls
local-election
lodge a charge against
lower column
M'F. R.
macromolecular demulsifier
Malalamai
mandatory forbidding sign
mid fiber
Middle Europe
Myzodendron
neal
nonmonophyly
ondule
open propeller efficiency
orexinergic
passage (bacteriology)
perceptual screen
pitch of sound
plant indicator
platemarks
polygraph test
power selection circuitry
pseudohomogeneous
Pusur R.
randan
resin cored tin solder
S register
school kid
second mistress
semi-chorus
shuttle race cap screw
slapable
small sample time-series
soothering
spirit on
standard MIB
steering display
strike sth down
suspended sentences
szes
tensor function
terms of tender
to say the least (of it)
total amplitude
tremella nivalis
trichosis setosa
Tsivil'sk
uitsmijter
uk resident
virtual process
vishers
walk-about
whose
worsely
Yonpyong