speak up for someone/something
phrasal verb with speak verb uk/spiːk/ us/spiːk/ spoke | spoken
支持;（尤指）为…说好话，为…辩护
to support someone or something, especially by saying good things about him, her, or it
She has often spoken up for the rights of working mothers. 她经常为上班族妈妈说好话，维护她们的权益。