单词：sigma notation
单词：sigma notation 相关文章
OK, today we're going to talk about the mole. 今天我们来谈一下摩尔。 Now, I know what you're thinking: I know what a mole is, 我知道你现在在想：我知道摩尔是什么， it's a small furry creature that digs holes in the ground
TED演讲教育篇
Thank you very much 非常感谢 First of all, thank you 首先 谢谢你们 I thank you and Dr. Paula WhetselRibeau 谢谢你们 还有宝拉?威索尔里博博士 Thank you for meeting me outside with your daughter 谢谢你带着你女儿在外面接
公众人物毕业演讲
If, as it now seems, every single galaxy has a black hole at its heart, this can't be a coincidence. Perhaps black holes are an essential part of what galaxies are and how they work. No one had expect
超大质量黑洞
This Business English Podcast lesson is the first in a series of shows that will follow an employee of a manufacturing company on a training trip to the U.S. Over the series, well practice many situations that will be useful for you on your business
原汁原味商务英语播客
It's called U-Carmen e-Khayelitsha literally Carmen of Khayelitsha. 这个电影叫U-Carmen e-Khayelitsha就是卡雅利沙的卡门。 I want to play you a tiny clip of it now for no other reason than to give you proof positive 我给各位演奏一小
TED演讲娱乐篇
Listen to the interview and fill in T for True, F for False. 英语对话 A:At what age did you start to play the piano? B:lt's about my preschool age. A:Is it about 2 t0 3 years old? B:No, I think, it's about the age of 5. A:Could you read music not
英语听力练习题