音标:[krebz] ;
n. 克雷布斯(姓氏)
n. English biochemist (born in Germany) who discovered the Krebs cycle (1900-1981)
词型变化:名词复数形式 : krebss

AILSA CHANG, HOST: Millennials are beginning to act more like their parents. This is the generation that was born after 1980. They came of age during the Great Recession. And now, as they grow older and have children, many are doing things like buyin

发表于:2019-01-16 / 阅读(72) / 评论(0) 分类 2017年NPR美国国家公共电台9月

The Monumental Push Behind Getting That Package Delivered By Christmas DAVID GREENE, HOST: It is crunch time for getting packages delivered in time for Christmas. And companies like FedEx and UPS and the Postal Service and even Amazon are really feel

发表于:2019-02-14 / 阅读(63) / 评论(0) 分类 2018年NPR美国国家公共电台12月