If there are less than two elements there I just check one or both of those to see if I'm looking for the right thing.

列表里是否剩余超过两个元素？,是否剩余不足两个元素,这里面我就挑一两项来检查下是否运行正常。

麻省理工公开课 - 计算机科学及编程导论课程节选

You're taking a normal gene and you're over expressing it or expressing it more abundantly than normal in one particular spot of the body to have an effect.

我们在讨论一个正常基因的过表达,也就是在体内某一点的表达量,大大超过正常水准从而产生疗效

耶鲁公开课 - 生物医学工程探索课程节选