每日口說挑戰 為什麼新加坡擁有全球最低的犯罪率？ (Why Singapore has one of the world's lowest crime rates | CNBC Reports)

今日挑戰句子

Tens of thousands of cameras are actively monitoring areas around Singapore, and the cameras come in handy.

有成千上萬的監視器散落在新加坡各區域且他們都能派上用場。