每日口說挑戰 TED-Ed：跑步機的黑暗史 (The treadmill's dark and twisted past - Conor Heffernan)

今日挑戰句子

So social movements led by religious groups, philanthropies, and celebrities, like Charles Dickens, sought to change these dire conditions and help reform the prisoners.

宗教團體、慈善事業、名人（例如狄更斯）紛紛發起了社會運動，力求改變這些可怕的條件，幫助改造犯人。