But how did one man and a spear produce the huge force behind this blow? The answer lies with small bits of ivory like this. They were once part of an atlatl, or spear thrower. An atlatl acts as a sort of catapult, magnifying the strength of a hunter

发表于:2018-12-03 / 阅读(70) / 评论(0) 分类 探索与发现2012年

[00:00.00]Keep Your Goals in Sight 莫让目标太遥远 [00:05.96]When she looked ahead, [00:08.68]Florence Chadwick saw nothing but a solid wall of fog. [00:13.18]Her body was numb. [00:15.03]She had been swimming for nearly sixteen hours. [00:18.75]Alre

发表于:2018-12-06 / 阅读(69) / 评论(0) 分类 语言的力量

By Rosanne Skirble Washington, DC 31 May 2006 watch Film Review report Al Gore, a longtime advocate for the environment and former vice president of the United States, developed a slide show about the threat posed by global warming. Over the last si

发表于:2018-12-16 / 阅读(140) / 评论(0) 分类 2006年VOA标准英语(五月)

This morning, New Zealanders had an extra hour in bed because we turned our clocks back. Summer time is finished. Already, we can feel the mornings and evenings are colder. In most of the South Island, the day time temperatures are cold too. However,

发表于:2018-12-31 / 阅读(84) / 评论(0) 分类 新西兰英语

It is early afternoon. She looks out the window. She sees the snow. The snow falls from the sky. There are many snowflakes. They fall fast. They hit the ground. They melt on the ground. She is unhappy. She wants to make a snowman. But there is no sno

发表于:2018-12-31 / 阅读(70) / 评论(0) 分类 儿童英语小故事

Bush Pleased About US Relief Efforts in Iran Paula Wolfson President Bush says helping the survivors of the earthquake in Iran is the right thing to do. But he stresses his willingness to ease restric

发表于:2019-01-06 / 阅读(75) / 评论(0) 分类 VOA2004(上)--各类新闻

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thankyou !

发表于:2019-01-09 / 阅读(82) / 评论(0) 分类 新课标小学英语阅读100篇

LESSON 15 第15课 least 至少 thaw 解冻 sliding 滑 plunged 暴跌 naturedly 性情 bade 吩咐 scatter 散射 pretend 假装 exploring 探索 disobedient 不听话的 HARRY AND ANNIE 哈利和安妮 Harry and Annie lived a mile from town, but th

发表于:2019-01-10 / 阅读(59) / 评论(0) 分类 美国语文第三册

There's somethin' that I've got to say You're always with me Even though, you're far away Talkin to you on my cell Just the sound of your voice Makes my heart melt Oh girl, well it's true I'm all about you I'm all about us No, baby, you never have To

发表于:2019-01-10 / 阅读(78) / 评论(0) 分类 英文特辑精选

Look out for Spring, the life underground, the life underground. The thawing and the overflow. Oh early, early in the morning well go. Seven shades of green are painted on your door, painted on your door, the field alive under the snow. Oh early, ear

发表于:2019-01-11 / 阅读(64) / 评论(0) 分类 美国乡村音乐

This is AP News Minute. President Donald Trump played golf and twitted Saturday from one of his namesake resorts in the run-up to his high-stakes meeting with Russian President Vladimir Putin. Trump is spending a private weekend at one of his golf pr

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 美联社新闻一分钟2018(七)月

The fire grew hotter and hotter. Brother Rabbit began to squirm. 火越烧越旺,兔子弟弟开始扭动身体。 Oh, oh, he cried, my fur and whiskers! I am roasting. I am going to burn up! 哦!哦!他叫道,我的毛和胡子啊,烤死我了

发表于:2019-01-16 / 阅读(70) / 评论(0) 分类 美国小学英语教材3

Father Time, your footsteps go Lightly as the falling snow. 时间老人,你的足迹像雪落般轻盈。 In your swing I'm sitting, see! Push me softly; one, two, three, Twelve times only. 我正坐在你的秋千上,看!温柔地推我;一、

发表于:2019-01-17 / 阅读(49) / 评论(0) 分类 美国语文第四册

It is very wonderful, said Annie. Is it nice to be a sprite? 太奇妙了,安妮说,做精灵好吗? Oh, yes, we are very gay. All last night we had a fine time sparkling in the moonlight. 噢,好,我们很开心。昨天整晚我们在月光

发表于:2019-01-17 / 阅读(74) / 评论(0) 分类 美国语文第四册

Bison calves are more independent of their mothers. The adults' focus is now set on a ruthless competition to mate. A male bids to enter a herd with females in season. He uses dust to accentuate all his size and power. Another male already establishe

发表于:2019-01-22 / 阅读(55) / 评论(0) 分类 自然百科2012年

Hello. From the CNN Center in Atlanta. I'm Naamua Delaney. It is Tuesday October 21st. And here are some of the headlines at NOW IN THE NEWS. Oil and gas prices are down and the dollar is higher against rival currencies, however, stocks have been sl

发表于:2019-01-26 / 阅读(65) / 评论(0) 分类 商业报道2008年(十)月

讲解 Todays key word is Gum Gum 口香糖 泡泡糖 Gum is a substance(物质), usually tasting of mint, which you chew for a long time but do not swallow. Here is an example: A new report suggests that chewing-gum may be a health hazard. 一份新报

发表于:2019-02-13 / 阅读(58) / 评论(0) 分类 英语悠选脱口秀

The small boy with the large ears. He saw me working with Grenn and asked for help. 就是那个生了双招风耳的矮个男生。他看到我和葛兰在练习,便跑过来请我也教教他。 Thorne had never even shown him the proper way to g

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 冰与火之歌系列之《权力的游戏》

To get a handle on the value of this model equation lets go back to the ice cream scoop. The end result is obvious to our intuition, that the ice cream will eventually melt completely, because we know heat naturally flows from warm to cold. But what

发表于:2019-03-06 / 阅读(131) / 评论(0) 分类 英语时差8,16

Live a single day on planet Earth, or anywhere else in the universe for that matter, and you will experience the natural phenomenon of heat conduction, which is the term used to describe the natural flow of heat from warmer objects to cooler ones. Yo

发表于:2019-03-06 / 阅读(138) / 评论(0) 分类 英语时差8,16