人们走上街头抗议。

Rénmen zǒu shàng jiētóu kàngyì.

People took to the streets to protest.

学生们发起了抗议活动。

Xuéshēngmen fāqǐle kàngyì huódòng.

Students initiated a protest activity.

他们高举标语抗议不公正。

Tāmen gāojǔ biāoyǔ kàngyì bù gōngzhèng.

They held up banners to protest against injustice.