[医] 单电钥

auricular, adj 耳(状)的;听觉的 【例】an auricular tube [医]听诊器 【源】源自拉丁语 auricula耳 【区】particular(adj 特殊的),一起记。你们不觉得耳朵是最特殊的器官吗? 【参】aural(adj 听觉的

发表于:2018-12-04 / 阅读(76) / 评论(0) 分类 不择手段背单词

Lesson 45 Of men and galaxies 人和星系 First listen and then answer the following question. 听录音,然后回答以下问题。 What is the most influential factor in any human society? In man's early days. competition with other creatures mus

发表于:2018-12-08 / 阅读(504) / 评论(0) 分类 新概念英语第四册

UV Rays Strip Small Galaxies of Star Stuff紫外线辐射会阻止小星系形成 The sun spews out ultraviolet radiationthat's why you put on sunscreen. But the sun isn't the only UV-producing celestial body. Stars and supermassive black holes produ

发表于:2018-12-24 / 阅读(31) / 评论(0) 分类 2017年Scientific American(三)月

Why Dwarf Galaxies Lack Star Power In a study in the journal Nature, researchers show that the relative lack of star density in dwarf galaxies need not conflict with standard cosmological models if you include the blast effects of supernovae. Karen H

发表于:2019-01-02 / 阅读(45) / 评论(0) 分类 60秒科学

By David McAlary Washington 14 September 2006 Astronomers have found that the universe began lighting up in its infancy. They have observed the most distant and oldest galaxies ever seen, small galaxies that helped lift the cosmos out of its dark ag

发表于:2019-01-31 / 阅读(110) / 评论(0) 分类 2006年VOA标准英语(九月)

带镜框的独特声音:Laura Veirs - Galaxies 作为一个多产作家和有天赋的音乐家,劳拉威尔斯(Laura Veirs) 的音乐给人们类似蓝调与在天空中飞行的味道。劳拉威尔斯的专辑大都以民谣风格为主,她独

发表于:2019-02-11 / 阅读(40) / 评论(0) 分类 流行英文歌曲