I must protest against this.

我必须反抗。

youdao

"Every compulsion is put upon writers to become safe, polite, obedient, and sterile. In protest... I must decline the Pulitzer Prize" (Sinclair Lewis).

“每项强迫都使作家变得本份礼貌、顺从而不出成果。为了抗议…我必须拒绝普利策奖”(辛克莱·路易斯)。

youdao

In my staffer's suit and badge, I must have looked like everything they had come to Washington to protest.

CNN: Why a pundit wrote a novel