直肠鳃

一口气英语第一册-9

发表于:2018-12-02 / 阅读(256) / 评论(0)

一口气英语

英国学生科学读本第93期:蝌蚪与青蛙(1)

Lesson 93 Tadpole And Frog 第93课蝌蚪与青蛙 Children who are fond of country walks, and who use their eyes well, 喜欢在乡村漫步并且善于观察的孩子们 will be sure to notice in early spring little lumps of jelly floating on some

发表于:2018-12-18 / 阅读(293) / 评论(0)

英国学生科学读本

英国学生科学读本第7期:金鱼

Lesson 7 THE GOLD-FISH 第七课金鱼 Have you ever seen very pretty little fishes, of a bright yellow or golden colour, swimming in a glass bowl of water? Look in the shop-windows, and perhaps you will see some. 小朋友, 你见过浅黄色或者金

发表于:2018-12-18 / 阅读(284) / 评论(0)

英国学生科学读本

科学美国人60秒 SSS Climate Change Might Shrink Fish

Climate Change Might Shrink Fish 气候变化会迫使鱼类变小 As the world's oceans heat up, salmon are migrating earlier. Plankton are shifting their range. But warmer water temperatures also mean warmer fishand faster-running metabolisms. 随着

发表于:2018-12-24 / 阅读(271) / 评论(0)

2017年Scientific American(九)月

新视野大学英语视听说 Unit 6-16

Task 2: An Expensive Treatment Steven had a temperature of 100. His head was stuffed; his bones ached and his throat was sore. He knew he had the flu. All his roommates had been sick with it. He had used up all the special creams and herbs that his m

发表于:2018-12-29 / 阅读(284) / 评论(0)

新视野大学英语：视听说教程 1

The Human Body: Life Story 生命物语-9

Millions of years ago, the embryo of a distant ancestor of ours would have shared with us many of these features. As well as giving rise to us, it gave rise to all sorts of other creatures. And in tho

发表于:2019-01-02 / 阅读(416) / 评论(0)

生命物语

英语俚语天天说第235期:我吃饱了的花样表达

介绍: I'm full. 我吃饱了。 I couldn't eat another mouthful. 我一口都吃不下了。 I've done very well, thanks. 吃的很饱，谢谢。 I'll burst if I eat another mouthful. 再吃一口就爆炸了。 I couldn't manage another mouthful.

发表于:2019-02-13 / 阅读(212) / 评论(0)

英语俚语天天说

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

发表于:2019-02-13 / 阅读(243) / 评论(0)

英国学生科学读本

老外“精神不好”时会怎么说？

1. Are you ok Alex? You look a bit under the weather。你还好吧，亚历克斯?你看起来不太舒服。 2. She's just a bit run down. I think she needs to take a holiday。她只是有点累了，我想她需要休几天假。 3. He felt off

发表于:2019-02-19 / 阅读(289) / 评论(0)

英语口语

迷你对话学地道口语第375期:有病容的,脸色不好的

第一、迷你对话 A: How is he? 她身体怎么样？ B: Not very well. He was white about the gills. 不好，他脸色苍白。 A: Did he see the doctor? 你看过医生了吗？ B: Yeah, but he refused to take the medicine. 看过了，可是他

发表于:2019-02-22 / 阅读(249) / 评论(0)

迷你对话学地道口语

留美老师带你每日说英文第774期:如何把一个动物归类为鱼

台湾籍旅美老师今天交给我们的句子是： Let's look at the characteristics that make an animal a fish. Fish live in the water, and they can breathe underwater. They use gills, not lungs, to get oxygen from the water around them. 我们来

发表于:2019-03-05 / 阅读(262) / 评论(0)

留美老师带你每日说英文

迷你对话学地道口语第467期:吃饱了

迷你对话 A: Baby, would you like another piece of cake? 宝贝儿，要不要再来一块蛋糕？ B: No, thanks. I am up to my ears. 不了，妈妈，谢谢！我吃得太饱了。地道表达 up to ones ears 1. 解词释义此语的字面意思

发表于:2019-03-05 / 阅读(413) / 评论(0)

迷你对话学地道口语

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action potential period

active drawing

adiabatic true stress-strain curve

calibration radio beacon

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