打抱不平

1. • to aid sb suffering an injustice to fight for justice

     idiom

Character by character

• 打(dǎ)a semantically light, transitive verb that is combined with various grammatical objects to form compound verbs and verb-object phrases with a diverse range of meanings
• 抱(bào)hold
• 不(bù)no
• 平(píng)surname Ping