When the grievances of the public reach such a crescendo that the powers that be have no choice but to pay attention , the history of a nation can be altered.
請解釋這個子句的文法。
DPP spokesman Cheng Wen-tsang complained that part of the act giving police the right to break up demonstrations impeding traffic smacks of authoritarianism, arguing “it's like a law from the martial law era.”