These comments were clearly sexually-based and made people uncomfortable.

sexually-based 是由副词 sexually（与性有关的）和形容词 based（基于...的）组成的复合形容词。sexually 来自名词 sex（性）加上副词后缀 -ally，表示"与性相关地"。based 来自动词 base（以...为基础）的过去分词形式，表示"基于...的"。 sexually-based 合起来表示"以性为基础的"或"带有性动机的"，用来描述与性有关的行为或言论。