单词：summation of arithmetic progression
单词：summation of arithmetic progression 相关文章
approximate 近似的，近似 April 四月 arbitrary 随心所欲的，专断的 architect 建筑师 architecture 建筑学，家住式样 area 面积，地区，领域 argue 争论 argument 争论，辩论，理由 arise 发生，起来，出现 ar
大学英语四级词汇拼读版
[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as
闭着眼睛飘单词 四级词汇
JUDY WOODRUFF: Now a look at how required math classes may factor into the academic success or failure of high school and college students. Hari Sreenivasan has the story as part of our weekly education series, Making the Grade. ANDREW HACKER, Author
PBS访谈教育系列
[00:01.46]Oh, God, honey, no. What kind of mother do you think I am? 噢，上帝，甜心，你把我想成哪种母亲了？ [00:06.30]'Cause if you're gonna drink, I'd rather you do it in the house. [00:06.46]Why? Do you want a little bit? 你想要
听电影学英语-贱女孩
争辩 Argument Dont you see? Isnt it a fact that we should consider it seriously? Are you over looking the fact that were wrong? Thats irrelevant. Thats beside the point. Thats off the point. What do you mean by ? You seem to be forgetting. Youve mis
交流方式的多种表达
Researcher: Vitamins and Mineral Supplements Slow Progression of HIV 补充维生素和矿物质放缓艾滋发展 WASHINGTON Patients with HIV, the virus that causes AIDS, often develop vitamin deficiencies. A new study has found that giving these p
VOA常速英语2013年(十一月)
This is Scientific Americans 60-second Science, Im Cynthia Graber. This will just take a minute. I still tend to move my fingers almost subconsciously when doing arithmetic. Well, that might be not so strange according to research published in the Ma
Scientific American(五)月
yeah,you'd better talk about this thing.Now now now look hero be you.You can give a little pity pig let them out three senses to a wood calls like underprevely children drug.I was reading here just other day when the some were like ball hundred meeti
Scientific American(七)月
今天要讲的三个习惯用语都是和人的情绪有关，特别是愤怒的情绪。 1. lose your cool 发火，大发雷霆 Lose就是失去的意思。Cool通常做冷或者是凉解释。不过在这个习惯用语里它是冷静的意思。中
实用英语
New Treatment Could Prevent, Reverse Alzheimers New research suggests that a brain protein that has changed form may be the cause of brain disorders -- including Alzheimers Disease. Researchers say they have developed a treatment that may cause the p
2015年VOA慢速英语(八)月
Aggressive HIV Found in Cuba 古巴发现一种侵袭性艾滋病毒 An aggressive form of HIV has been discovered in Cuba. It develops into full-blown AIDS within just three years. Researchers said the progression happens so fast that treatment with
VOA标准英语2015年(二月)
HEALTH REPORT - Progression of Age-Related Macular Degeneration By Nancy Steinbach Broadcast: Wednesday, January 28, 2004 This is Phoebe Zimmermann with the VOA Special English Health Report. American
健康与经济
今天我们要学的词是gifted。 Gifted, 是有天才、有天赋的意思。A gifted musician, 意思是天才音乐家。A gifted dancer, 意思是很有天赋的舞蹈家。Gifted children, 是指天才儿童。 美国的教育系统为智障儿
英语每日一词
But first, Tony Blair, he's been a fixture on the world's stage for a decade now, serving as Britain's prime minister. He was a new generation of leader, an Oxford educated lawyer at Warren school, who is also member of a rock band called The Ugly Ru
访谈录
WASHINGTON, Sept. 15 (Xinhua) -- Spending more time outdoors may reduce the risk of developing nearsightedness in children, a Chinese study said Tuesday. The study, published in the Journal of the American Medical Association, looked at about 1,800 c
英语新闻
I'll get the almanack; and as I have heard devils can be raised with Daboll's arithmetic, 让我去把那本历书拿来瞧一瞧；我还听到人家说，用达波耳的数学还推算得出魔鬼来呢， I'll try my hand at raising a meaning out
白鲸记
1. Your work is really impressive. 你的工作很出色！ 2. He is really something. 他真了不起。 3. As a writer, she is enormously talented. 她是个才华横溢的作家。 4. They have a knack for telling interesting stories. 他们讲故事
英语口语
每逢遇到牛人，小伙伴们都往往惊呼太有才了，大家知道如何用英文地道地表达赞叹之情吗?希望这8种夸人有才的表达方式，对大家有所帮助。 1.Your work is really impressive. 你的工作很出色! 2.He
英语口语
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
实用英语
arithmetic n.算术；计算 We learn arithmetic right after we enter kindergarten. 我们进幼稚园后就开始学算术了。 When it comes to doing arithmetic, Mark is a genius. 说到做算术，马克是天才。 postpone vt.延期，延缓 Be
赖世雄进阶英语词汇3500