[网络] 授权

Supermassive Black Holes 超大质量黑洞 - 8

In every galaxy scientists looked at, they found evidence for a supermassive black hole. NGC 3115 NGC 3377 NGC 3379 In M31 and M32 In total there is probably 20-30 or so black holes that have been fou

发表于:2018-12-07 / 阅读(321) / 评论(0)

超大质量黑洞

1200个最常用英语口语单词第五十八单元

actor ['ktə] n. 男演员，角色 bore [bɔ:] v.钻孔(探)，烦扰 component [kəm'pəunənt] n.零件，成份 dictionary ['dikʃənəri] n.字典 experience [iks'piənəns] n.v.经验，体验 headache ['hedeik] n.头痛(的事) lag [lg] v.n.落伍

发表于:2018-12-19 / 阅读(147) / 评论(0)

TED演讲教育篇

温馨夜读II PART4 12.18 Holes in His Mind

[00:00.52] 12.18 Holes in His Mind [00:06.29]Major James Nesmeth had a dream of improving his golf game and he developed a unique method of achieving his goal. [00:14.35]Until he devised this method, he was just your average weekend golfer, shooting

发表于:2018-12-26 / 阅读(44) / 评论(0)

温馨夜读II

New Data Adds to Understanding of 'Black Holes'

New Data Adds to Understanding of 'Black Holes' WASHINGTON Scientists continue to learn more about black holes in space, places where the pull of gravity is so strong that not even light can escape. Black holes occur after supergiant stars explode in

发表于:2019-01-14 / 阅读(68) / 评论(0)

VOA标准英语2016年(九月)

辛沛沛NO-BOOK 辛沛沛口语提高版上册 Lesson 46 Bore

Lesson 46 Bore 1.It's way boring. 2.It's way too boring. 3.You bored me to death. 4.Stop being a bore! 5.I grew bored with detective stories. 6.I'm bored by your empty talk. 7.I never expected such a bore as she!

发表于:2019-01-14 / 阅读(91) / 评论(0)

辛沛沛NO-BOOK 辛沛沛口语提高版

1st Chronicles 历代志上02

2These were the sons of Israel: Reuben, Simeon, Levi, Judah, Issachar, Zebulun, 2Dan, Joseph, Benjamin, Naphtali, Gad and Asher. 3The sons of Judah: Er, Onan and Shelah. These three were born to him by a Canaanite woman, the daughter of Shua. Er, Ju

发表于:2019-01-26 / 阅读(166) / 评论(0)

历代志

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

Aconitum tangense

american optometric association

bioluminescent system