英国学生科学读本 第13期:一种叫铁的金属

Lesson 13 THE METAL CALLED IRON 第十三课 一种叫铁的金属 Iron is the most useful of all metals. Hammers, nails, grates, horse-shoes, railings, bridges, and many other things are made of iron. 在所有金属里面, 铁是最有用的一种。

英国学生科学读本 第14期:一杯茶

Lesson 14 A CUP OF TEA 第十四课 一杯茶 After you have had your tea tonight, ask your mother to let you turn out the tea-leaves from the tea-pot into a basin of water. Spread these leaves out, and wash them in some fresh water. 小朋友, 今天晚

英国学生科学读本 第31期:游来游去的蛇(2)

Snakes do not chew their food. They swallow their prey whole; and then they go into their holes and sleep fordays, or even weeks. 蛇吃东西不会嚼, 而是整个儿把猎物吞下去的。吞下去之后就回到洞里, 一睡就睡上几天, 甚至

英国学生科学读本 第34期:大麦(1)

Lesson 34 Barley 第34课 大麦 I know some children who are very fond of growing seeds of all kinds in pots. Sometimes they fill a flower-pot rather more than half-full with moist sand. On the top of this damp sand they sprinkle some grains of barl

英国学生科学读本 第33期:美丽的鸽子(2)

The wings and tail of the pigeon are covered with long feathers, called quills. The quill-feathers of the winghelp the pigeon to fly, while the quills of the tail guide the bird and steady it in its flight. 鸽子的翅膀和尾巴都覆盖着长长的

英国学生科学读本 第33期:美丽的鸽子(1)

Lesson 33 The Pretty Pigeon 第33课 美丽的鸽子 I am sure that you all know a pigeon when you see one, and that you like and admire this pretty bird. 小朋友, 你们看见鸽子, 一定都认识吧? 你们也一定都喜欢、珍爱这种美丽的

英国学生科学读本 第32期:一块软木(1)

Lesson 32 Only A Cork 第32课 一块软木 Corks are so cheap and so common, that every child who reads this Lesson can get a cork to handle and to look at. Let us try with a pen-holder to keep a cork down at the bottom of a glass of water. It is ve

英国学生科学读本 第31期:游来游去的蛇(1)

Lesson 31 The Gliding Snake 第31课 游来游去的蛇 Snakes belong to the class of animals which is known as reptiles. Very few snakes are found in our country. InIreland there are none at all; and in England and Scotland there are only two kinds

英国学生科学读本 第30期:马铃薯(2)

Below the ground the stem is swelling out into little beads that will grow into new potatoes for us. The earthmust be piled up round the stems, so as to cover the potatoes and keep them from the light. 地下的茎会长出小珠子一样的东西, 小

英国学生科学读本 第30期:马铃薯(1)

Lesson 30 The Potato 第30课 马铃薯 Next to bread, there is perhaps nothing which is so much used for food in our country as the potato. Yet the potato was not known in Great Britain until about three hundred years ago, when it was brought from A

英国学生科学读本 第29期:苍蝇(2)

The fly has two thin clear wings, one on each side. It has also six legs. Its wings and its legs are all joined to its chest. 苍蝇有两只透明的薄翅膀, 一边一只。苍蝇还有六条腿, 翅膀和腿都是从胸部长出来的。 The foot

英国学生科学读本 第32期:一块软木(2)

The bark of the cork-tree is first stripped off its trunk when the tree is about thirty years old. This bark is very rough and full of cracks. It is called virgin cork, and it is used to decorate green-houses and flowerboxes. 木栓栎树长到30年的

英国学生科学读本 第54期:硬壳螃蟹(2)

Many crabs are found with sea-weed and even with shell-fish growing on their backs. This helps them to catch the little fishes on which they live. The fishes do not notice the crab when its shell is covered in this way. 人们发现很多螃蟹背上都

英国学生科学读本 第53期:牡蛎(2)

The oyster has a little mouth, a stomach, and other organs. It breathes like a fish by sucking air out of the sea-water with its gills; and it also gets its food out of the sea-water. 牡蛎有一张小口, 一个胃, 还有其他的器官。牡蛎的呼

英国学生科学读本 第53期:牡蛎(1)

Lesson 53 The Oyster 第53课 牡蛎 The oyster is called a shell-fish; but it is not a real fish, like the sole or the herring. All true fishes have a backbone, and they swim about in the sea by the help of their tail and their fins. 牡蛎是一种贝

英国学生科学读本 第52期:苹果和苹果树(2)

Let us cut an apple across so as to divide it into halves. Now we can see the five parts of the seed-vessel in the middle of the fruit, and we notice that each of these parts contains at least one black seed. These seeds are held in a tough skin, whi

英国学生科学读本 第52期:苹果和苹果树(1)

Lesson 52 Apples, And The Apple-tree 第52课 苹果和苹果树 Apples, sweet apples! There never was a child who did not enjoy eating a sweet ripe apple. Did you ever see apples growing wild? If you walk through the country lanes in the month of Ma

英国学生科学读本 第51期:一块煤(2)

In the layers of clay and sandstone between the seams of coal we often find the remains of plants very well preserved indeed. In the coal itself it is very hard to tell one plant from another, for they have all been crushed together. 在煤层之间的

英国学生科学读本 第51期:一块煤(1)

Lesson 51 A Lump Of Coal 第51课 一块煤 Let us take a lump of coal in our hand. It is black in colour, and it will dirty our fingers a little, but we must not mind that. Coal is hard; but it breaks into pieces if we strike it with a hammer, and s

英国学生科学读本 第50期:只是一块石头(2)

Such old shells found in the rocks are called fossils. 这些从岩石中找到的古老甲壳，名叫化石。 Another kind of rock in which many fossils are found is called limestone. A drop of acid or of strong vinegar will tell you whether a sto