He said that the percent ionic character, and this is within a bond, not for a compound, for a covalent bond.

他提到离子百分数，是指一根键中，并非一个分子中。

麻省理工公开课 - 固态化学导论课程节选

Not only did we figure out a way to describe how we quantify it, but we've also quantified how we tell the difference between covalent and ionic, and percent ionic character.

我们不仅想出了一个办法来描述,我们如何定量它，而且我们也定义,我们如何分辨共价性和离子性，以及离子百分数。

麻省理工公开课 - 固态化学导论课程节选

If you know you're not gonna output a full string %C but a single character, percent C will get that job done.

如果你不想输出一个完整的字符串,而是输出一个字母，就要用到。

哈佛公开课 - 计算机科学课程节选

And, he came up with a relationship to calculate the percent ionic character.

他想到一个办法,来计算每个离子化成分。

麻省理工公开课 - 固态化学导论课程节选