科学美国人60秒 SSS Weakest Piglets May Sneak Help from Strongest Siblings

Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If

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第六章 女性生殖系统 Chapter 6 Female Reproductive System areola of breast 乳晕 abdominal orifce of uterine tube 输卵管腹腔口 anal region 肛区 ampulla of uterine tube 输卵管壶腹 anococcygeal ligament 肛尾韧带 areolar gland 乳晕腺 axillary process 腋

2.3 The heart of a mouse 老鼠的心

The heart of a mouse A mouse was in constant distress bescause of its fear of the cat. A magician took pity on it and turned it into a cat. But then it became afraid of the dog, so the magician turned it into a dog. Then it began to fear the panther,

13-A Mouse Trap 鼠夹

A mouse looked through a crack in the wall to see the farmer and his wife opening a package; what food might it contain? He was aghast to discover that it was a mouse trap! Retreating to the farmyard, the mouse proclaimed the warning, There is a mous

VOA慢速英语2012 Technology Report - New Research Hopes to Speed Development of HIV Vaccine

Technology Report - New Research Hopes to Speed Development of HIV Vaccine This is the VOA Special English Technology Report. A team of scientists in the United States has created a new type of mouse that has an immune system similar to that of human

英语动画:哈哈美语 Fun With Magic Mouse 1-3

Fun With Magic Mouse—在线英语听力室

情景英语口语100主题 067computer电脑

067 computers Words Modem internet connection wireless cpu hard drive software keyboard hardware program disc cd rom mouse screen button type press cursor click manual wire/lead print(er) up/download email mouse pad scanner lap/desktop graphics sound

汪培珽分级书单 Mouse Tales 04very tall mouse and very short mouse

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! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本

100个儿童英语小故事: The city mouse and the country mouse 城市老鼠和乡下老鼠

089 The city mouse and the country mouse A city mouse and a country mouse were distant relatives. The country mouse wrote a letter to the city mouse. How are you, my city cousin? Come visit us sometime. The city mouse in his best suit visited the cou

英语动画:哈哈美语 Fun With Magic Mouse 1-1

Fun With Magic Mouse—在线英语听力室

英文短故事：A Town Mouse and A Country Mouse

A Town Mouse and a Country Mouse were friends. The Country Mouse one day invited his friend to come and see him at his home in the fields. The Town Mouse came and they sat down to a dinner of barleycorns and roots the latter of which had a distinctly

New Test for West Nile Virus

by Jill Moss Broadcast: July 23, 2003 This is Bill White with the VOA Special English Health Report. A medical company in Australia, PanBio, has developed a new test for West Nile 1)virus. The test ex

Deadly pigeon virus found in Victoria of Australia

CANBERRA, Sept. 6 (Xinhua) -- A rare virus that can be contracted by humans has killed a large number of Victorian pigeons after being detected in the Australian state for the first time, Agriculture Department confirmed on Tuesday. According to the

The Mouse

A philosophical mouse spoke loudly in praise of nature's goodness for having made mice such particular objects of her regard and preservation．For，she said，one half of us are provided by her with wings；so that if all here below were extirpated

The Town Mouse and the Country Mouse

once upon a time a country mouse invited his cousin，a townmouse，to stay with him for a few days．The country mouse lived alone under a hedge in the corner of afield．His straw－lined home was dry and warm and he lived there simply and safely f

The Bird,, the Mouse, and the Loaf

The Bird, the Mouse, and the LoafIOnce there was a Bird, a Mouse, and a Loaf. They lived in a little house. The house was near a forest. There was a garden at the front of the house full of pretty flowers. There were flowers in the window, and a litt

The City Mouse and the Country Mouse

Once there were two mice. They were friends. One mouse lived in the country; the other mouse lived in the city. After many years the Country mouse saw the City mouse; he said, Do come and see me at my house in the country. So the City mouse went. The

VOA标准英语2012--Study Finds Removing Polyps Saves Lives

Study Finds Removing Polyps Saves Lives Colon cancer normally starts with growths called polyps inside the intestine. Previous studies have shown that removing polyps can prevent colon cancer from developing. The new study, published in the New Engla

每日一词【525】Mouse Potato

今天我们要学的词是Mouse Potato。 Mouse Potato, 大家都知道couch potato, 指那些老是坐在沙发上看电视的人。顾名思义，mouse Potato, 就是指那些老是坐在电脑前面的人。 Mouse potato is the online, wired gene

Mother Mouse

A mother mouse was out for a stroll with her babies when she spotted a cat crouched behind a bush. She watched the cat, and the cat watched the mice. Mother mouse barked fiercely, Woof, woof, woof! The cat was so terrified that it ran for it's life.