It,too,is hungry. Traveling across the ground at great speed, the cat nears the area where the pig is fighting for its life.

VOA: special.2010.04.07

At some point you're going to hit a well here, which is the point where it's most stabilized or at its lowest energy.

直到某一时刻，你会到达这个势阱，也就是体系最稳定,或者说能量最低的位置。

麻省理工公开课 - 化学原理课程节选

So if you could stop a tumor from being able to develop blood vessels you might be able to stop its growth at a stage where it's not harmful.

所以,如果我们能通过阻止血管的生成,来阻止肿瘤的发展,就可以在肿瘤还处于良性阶段时扼制它

耶鲁公开课 - 生物医学工程探索课程节选

Yet that is where its effects are best known, especially at the high school level.

VOA: special.2010.03.04