He was seventy-two years old. Cecil B.DeMille,Samuel Goldwyn and Louis B.Mayer are remembered for their excellent movies and their continuing influence in the motion picture industry.

VOA: special.2009.05.31

Is it--This is number two. Is it A or B?

这个,这个是第二条了,甲还是乙

耶鲁公开课 - 聆听音乐课程节选

And a bit, B-I-T, just a shorthand for binary digit, 2 so a digit of zero over a one, bi means two, you only have two digits.

比特，B-I-T，是binary，digit的简写，从0到1的数字，而bi表示，所以你就只有两个数字。

哈佛公开课 - 计算机科学课程节选

If you think of two towns down here, Brive,b-r-i-v-e,famous for its rugby, and Tulle,t-u-l-l-e,which is a capital.

如果你可以想起来这儿的两个城镇,布瑞福,b-r-i-v-e,以英式橄榄球运动而负有盛名,图勒,t-u-l-l-e,是一个省的首府

耶鲁公开课 - 1871年后的法国课程节选

Cells share signals with each other, and that leads to activation of a specific cell population if we're thinking about a vaccine that produces antibodies, that leads to activation of B-cells, immature B-cells, which do two things.

细胞与细胞之间存在信号传递,而这将激活特定的细胞群体,如果是一些能够产生抗体的疫苗,抗体将会激活B淋巴细胞,幼B淋巴细胞,使其发生两种变化

耶鲁公开课 - 生物医学工程探索课程节选