单词：pentamethine cyanine
单词：pentamethine cyanine 相关文章
Education Report - Another Look at Massive Online Open Courses 教育报道 - 再谈网络公开课程 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 Last week, we talked about Massive Open Online C
2012年VOA慢速英语(三)月
By Anjana Pasricha New Delhi 30 September 2007 India's Central bank has announced a series of measures aimed at slowing the rupee's rise against the dollar. As Anjana Pasricha reports, the strong rupee is hurting several sectors of the economy. The C
2007年VOA标准英语（九月）
Welcome to This I believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. Support for NPR Podcasts comes from Visa, offering the visa signature card featuring concierge services for travel, din
2007年NPR美国国家公共电台
A: Were you able to get a look at the suspect's face? B: Yes. I know exactly what he looks like. A: I must ask you to pick him out of a line-up. B: That won't be a problem. A: Look closely at the five men in this line-up. B: I am looking. A: Do you s
英语情景对话-犯罪
A: Did you get a good look at the suspect? B: I got a great look at him. A: Do you think you could pick him out of a line-up? B: I can do that. A: Could you please look at the five men in this line-up? B: All right. A: Do you recognize the suspect? B
英语情景对话-犯罪
A: Could I pay for my parking ticket? B: I need to see your ticket. Do you have it? A: Here's my ticket right here. B: I'm going to need to see your ID. A: I don't have it. B: You can't pay your fine without your ID. A: I don't understand why I can't
英语情景对话-驾驶