"Most of the economies, including Thailand, showed a pick-up in the second quarter GDP, the Asian region was leading the turn around in the global picture,".

VOA: standard.2009.10.15

Okay. Now the strings.Turn it up just a little bit.

好,现在是弦乐器,音量开大点

耶鲁公开课 - 聆听音乐课程节选

The nucleotide has a directionality, there's an up and a down to it and it's going to turn out the chain that's formed by polymerizing these has a directionality as well and that's important in defining the structure.

核苷酸有方向性,有上端和下端,核苷酸长链,是由核苷酸沿一个特定方向聚合而成的,这在定义结构时很重要

耶鲁公开课 - 生物医学工程探索课程节选

Word spread about the free classes. And as more students showed up, Nesser enlisted volunteers, hired a small bus and used her own money to turn her house into a school.

VOA: standard.2010.02.24