/-əns; -əns/
n
1 [U, sing] ~ (of sth) state of being greater in strength, numbers, etc （力量、数量等的）优势
*the predominance of blue in the colour scheme 在色彩设计中以蓝色为主
* There is a predominance of men in the club. 该俱乐部男人居多.
2 [U] ~ (over sb/sth) state of being more powerful or influential (than sb/sth) 主导或支配（他人[他事物]）的地位
*The policy is designed to prevent the predominance of one group over another. 该政策旨在防止一些人压制另一些人. predominantly adv for the most part; mainly 大多; 主要地
*a predominantly English-speaking population 以操英语者为主的居民.

n
[singular]
if there is a predominance of one type of person or thing in a group, there are more of that type than of any other type
predominance of
　a predominance of boys in the class
[U]
someone or something that has predominance has the most power or importance in a particular group or area
　Britain's naval predominance