UNICEF's head in Ziguinchor, Christina de Bruin, says systems for child protection need to be improved, along with encouraging social change in how people deal with this violence, and reinforcing partnerships and protection systems to deal with emergency cases.

VOA: standard.2010.06.29

But in the meantime you see that we can't mess with conventional systems by imposing the individuality of our will on them and expecting anything to change.

所以，我们不能,以个人的意志改变,一个事物在惯例中的意义。

耶鲁公开课 - 文学理论导论课程节选

Sometimes second messengers collect signals from a variety of different receptor systems, translate them into one kind of internal change, and the cell then just has to know about that one thing changing.

第二信使分子能够收集,来自不同受体系统的信号,将它们转化为同一种细胞内在的变化,这样细胞就只需对一种变化作出反应

耶鲁公开课 - 生物医学工程探索课程节选