The community leaders are organizing a large-scale mobilization to encourage residents to participate in environmental activities.

mobilization 是名词，来自动词 mobilize（动员、调动）。mobilize 由词根 mob-（移动）和后缀 -ize（使...化）组成，字面意思是"使移动起来"，引申为"动员"。 mobilization 指"动员活动或过程"，特指组织人员参与某项集体行动。