受酶质竞争;酶作用物竞争

What a stinge! Neil: Hello, welcome to Real English from BBC Learning English, I'm Neil. Feifei: 大家好,我是冯菲菲,欢迎收听今天的《地道英语》。 Neil: In Real English we look at words and phrases people use all the time which you might not find in

发表于:2019-01-02 / 阅读(62) / 评论(0) 分类 地道英语在线听

RACHEL MARTIN, HOST: Smiley is back. George Smiley, that is, the spy at the center of some of John le Carre his most popular books. For the first time in 25 years, le Carre has written a novel featuring Smiley. It's called A Legacy Of Spies, and it's

发表于:2019-01-16 / 阅读(47) / 评论(0) 分类 2017年NPR美国国家公共电台9月

RACHEL MARTIN, HOST: All right. If you want to succeed against the odds, you got to have faith. And this year, the University of Loyola-Chicago's men's basketball is succeeding against the odds. Here's a clip from the TNT network's coverage of their

发表于:2019-01-16 / 阅读(28) / 评论(0) 分类 2018年NPR美国国家公共电台3月

Eight years before he had seen his friend off at the North Wall and wished him godspeed. Gallaher had got on. You could tell that at once by his travelled air, his well-cut tweed suit, and fearless accent. Few fellows had talents like his and fewer s

发表于:2019-01-23 / 阅读(23) / 评论(0) 分类 英文短篇小说

GWEN IFILL: For more on this, I'm joined by Feisal Istrabadi. He was Iraq's deputy ambassador to the United Nations 2004 to 2007. And David Ignatius, a foreign policy columnist for The Washington Post. David, the president today in that interview tha

发表于:2019-02-17 / 阅读(35) / 评论(0) 分类 PBS访谈社会系列

发表于:2019-03-01 / 阅读(137) / 评论(0) 分类 Wee Sing For Christmas