大家都知道人的正常体温是摄氏37度。可是,你们可知道,在不同的情绪下,人血的温度可能变得滚烫,或者变得冰冷。这当然是不可能的,只是形像化的

发表于:2019-01-04 / 阅读(104) / 评论(0) 分类 美国习惯用语

今天我们要讲的两个习惯用语都和我们身体里的血有关。

发表于:2019-01-04 / 阅读(101) / 评论(0) 分类 美国习惯用语

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(六)月

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(65) / 评论(0) 分类 Scientific American(七)月

This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the

发表于:2019-01-08 / 阅读(88) / 评论(0) 分类 Scientific American(七)月

Here are 7 health problems from eating too many almonds! 以下是吃太多杏仁会导致的7种健康问题! 1.Kidney Stones 肾结石 Certain diets and foods can make people more prone to kidney stones, especially diets high in oxalates. This is

发表于:2019-02-07 / 阅读(48) / 评论(0) 分类 英语美文