The school implemented a multi-pronged strategy to improve students' reading skills, including expanding the library collection and starting a reading club.

multi-pronged 是由前缀 multi-（表示“多”）和名词 prong（分叉、尖头）加上后缀 -ed 组成的形容词。prong 原指叉子的尖齿，引申为“方面、途径”。multi-pronged 字面意思是“多叉的”，比喻为“多方面的、多管齐下的”。