have a, some, etc. say in something idiom
在…方面有发言权
to be involved in making a decision about something
When he's 18, he'll begin to have a/some say in the running of the family business. 等他到了18岁就可以在家族企业的经营中拥有发言权。
The employees had little/no say in the restructuring of the company. 职员们在公司重组过程中几乎没有／完全没有发言权。