本期内容：

Michael Bloomberg is said to be considering standing for the American presidency as an independent. The wealthy media tycoon and former mayor of New York has toyed with the idea on several occasions before, but always concluded that the electoral arithmetic was too daunting. Now the prospect of facing rivals such as Donald Trump and Hillary Clinton has apparently revived his interest.

词义解析:

Stand for presidency: 参加总统竞选
Tycoon: 大亨，巨头
Mayor：市长
Toy with the idea: 考虑某个想法
Electoral arithmetic: 竞选的胜算
Daunting：令人畏惧
Revive：重新焕发生机