[专利] 外国的保护权

事实：城墙的保护屏障-Ramparts Are Protective Barriers

Ramparts Are Protective BarriersWhen you sing or listen to the Star Spangled Banner, do you understand the words? The national anthem of the United States of America was inspired by the Battle of Baltimore at Fort McHenry in 1814. The lyrics suggest

发表于:2018-12-19 / 阅读(43) / 评论(0)

Facts-事实

托福听力短文 I-12-1

(man) I know you're anxious to get your permits and get started. But there're just a few things I'd like to mention that might help you avoid trouble during your stay. First of all, make sure you carry adequate water. You'll need it if you're hiking

发表于:2018-12-30 / 阅读(93) / 评论(0)

托福听力短文

SSS 2009-10-05

The 2009 Nobel Prize in physiology or medicine goes to Harvards Jack Szostak, Johns Hopkinss Carol Greider and Elizabeth Blackburn at U.C. San Francisco for their work on how chromosomes are protected by telomeres and the enzyme telomerase. The Nobel

发表于:2019-01-08 / 阅读(50) / 评论(0)

Scientific American(十)月

北师大版高中英语模块7--Unit 27(4)-2

[00:00.00]Qianlian is keen to go to university [00:03.32]but she definitely [00:04.27]doesn't want to study medicine [00:06.26]She used to simle all the time [00:07.83]but now she looks washed out and unhappy [00:10.51]She's also lost a lot of weight

发表于:2019-01-10 / 阅读(140) / 评论(0)

北师大版高中英语模块9(选修)

英语绕口令集锦：T

T. Thank the other three brothers of their father's mother's brother's side. The blue bluebird blinks. The cat catchers can't catch caught cats. The crow flew over the river with a lump of raw liver.

发表于:2019-02-01 / 阅读(65) / 评论(0)

趣味英语

新闻纵贯线 Today updated 20:00 2018/03/09

美国朝鲜五月份元首将历史会见 Welcome to 'Today' - an hour of world news and analysis -- Today keeps you informed and inspired. I'm Suyi Coming up： --Trump agrees to meet North Korean leader Kim Jong Un by May --China says it firmly op

发表于:2019-02-22 / 阅读(40) / 评论(0)

The Beijing Hour 新闻纵贯线

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as merry as the day is long

asiri

astroimages

Atractylodes lancea

auxiliary energy flow