Friday 星期五 When the three persons came to the creek, I found that two of them could swim, but the third could not, and that, standing on the other side,he looked at the others, but went no farther, and soon after went softly back again; which

发表于:2018-12-02 / 阅读(63) / 评论(0) 分类 初学者听力文摘精选

Three O' Cat Is Still a Game by Lillian Bueno Mccue What do I believe? What laws do I live by? There are so many answers - work, beauty, truth, love - and I hope I do live by them. But in everyday things I live by the light of a supplementary set of

发表于:2018-12-28 / 阅读(53) / 评论(0) 分类 初学者听力文摘精选

Dear Annie: I live next door to people who leave their windows open and have the television blaring most of the night, while their children play loud video games. They also run some sort of compressor all day long that's right next to our patio. This

发表于:2018-12-28 / 阅读(67) / 评论(0) 分类 初学者听力文摘精选

Stroll through the frozen foods section of the supermarket and youll find frozen corn, peas, and beans. A Moment of Science wonders, why isnt there any frozen lettuce? 你在闲逛超市的冷冻食品区的时候,会看到有冷冻玉米、冷冻豌

发表于:2018-12-28 / 阅读(59) / 评论(0) 分类 初学者听力文摘精选

Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了科学一刻的读信时间,一位听友写道: Dear A Moment of Science, 亲爱的《科学一刻》栏目: Everyone gets bored from time to time. But I was w

发表于:2018-12-28 / 阅读(40) / 评论(0) 分类 初学者听力文摘精选

The natural History of the Cockroach, on this Moment of Science. 科学一刻为您揭秘蟑螂的自然发展历史。 For certain species of cockroach, humans make the perfect roommates. Why do cockroaches like living in our houses? And what do the

发表于:2018-12-28 / 阅读(51) / 评论(0) 分类 初学者听力文摘精选

Fish do drink water, but how they consume it depends on where they live. Water gets into a fishs body through osmosis, the process in which water diffuses from a higher to a lower concentration. 鱼儿确实喝水,但它们怎样喝水却取决于其

发表于:2018-12-28 / 阅读(47) / 评论(0) 分类 初学者听力文摘精选

Humans may be no less a part of the animal kingdom than lions, tigers and bears, but certain things set us apart. For instance, although like our mammalian cousins we use teeth to bite and chew food, were the only animals that brush after every meal.

发表于:2018-12-28 / 阅读(47) / 评论(0) 分类 初学者听力文摘精选

As Robert Palmer sang in the mid 80s, You might as well face it, youre addicted to love. While that may or may not be true depending on who you are, its no secret that addiction is a common phenomenon. 80年代中期的罗伯特帕尔默曾经唱道:

发表于:2018-12-28 / 阅读(62) / 评论(0) 分类 初学者听力文摘精选

Did you know that there could be more bacteria living in your mouth than there are people on earth? 你知道吗,寄居于你口中的细菌有可能比全世界的人口数还多? Bacteria love our mouths because the livin is easytheres plenty o

发表于:2018-12-28 / 阅读(123) / 评论(0) 分类 初学者听力文摘精选

For a Longer Life, Go Running 跑步有利于长寿 We all know that exercise is good for your health. But some kinds of exercise may be better than others. 我们都知道运动对健康有益。但有些运动可能比其它运动效果更好。 Ru

发表于:2018-12-28 / 阅读(40) / 评论(0) 分类 初学者听力文摘精选

Why Does My Body Want To Snack?为什么我们想要吃零食? Sometimes a snack quiets your growling stomach. But sometimes you just feel like munching, even though youre not really hungry. French researchers recently found that this second type of

发表于:2018-12-28 / 阅读(59) / 评论(0) 分类 初学者听力文摘精选

Did you ever hear the saying, its easier to get the Mississippi to change its course than get a stubborn child to change his mind? I guess whoever made this one up didnt know that the Mississippi actually does change its course about every thousand y

发表于:2018-12-28 / 阅读(42) / 评论(0) 分类 初学者听力文摘精选

Acne: the scourge of adolescence. Most people endure it at some point, and cant wait to be rid of the combination of whiteheads, blackheads, pimples, and pustules that comprise the skin condition that affects over 80% of teenagers and nearly 20% of a

发表于:2018-12-28 / 阅读(63) / 评论(0) 分类 初学者听力文摘精选

What Makes Dogs Such Great Sniffers?是什么让狗狗拥有极好的嗅觉呢? Watch a dog greeting the world with its nose, or following invisible trails of scent, and you might wonder what youre missing. In one study, dogs were able to smell a p

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Does Diet Soda Cause Depression? 无糖汽水会使人沮丧吗? Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了抽取《科学一刻》信箱来信的时间了。一位听众这样写到: Dear A Moment of Sc

发表于:2018-12-28 / 阅读(51) / 评论(0) 分类 初学者听力文摘精选

Why Is Insect Blood Green Or Yellow?为什么昆虫的血是绿色的或是黄色的? Youve probably heard someone use the phrase blood red, but have you ever wondered if all blood really is red? For example, think about the bugs youve seen splatter

发表于:2018-12-28 / 阅读(118) / 评论(0) 分类 初学者听力文摘精选

Are You Sure Your Hearts In The Right Place?你能确定自己的心脏是在正确的位置上么? On todays Moment of Science, were sure your hearts in the right place. But where is it exactly?!? CPR classes show how to press on the sternum, in t

发表于:2018-12-28 / 阅读(98) / 评论(0) 分类 初学者听力文摘精选

Can Oxygen Be Toxic?氧气有毒吗? In order for us to live we must have oxygen, so how can it be bad for us? Today we explain how oxygen can be toxic. 氧气是我们生存所必需的,所以它怎么会对我们有害呢?今天我们来解释为

发表于:2018-12-28 / 阅读(93) / 评论(0) 分类 初学者听力文摘精选

Have you ever heard the color blue? Or tasted the musical note F-sharp? For most people, in both cases the answer is no. But for some people blue has a particular sound or shape, and F sharp has a slightly sour taste. This unusual blending of the sen

发表于:2018-12-28 / 阅读(109) / 评论(0) 分类 初学者听力文摘精选