今天我们要学的词是 testify。Testify 动词，意思是作证、证实。When Attorney General Jeff Sessions testifies before the Senate Intelligence Committee, it will be in a hearing that is open to the public. 司法部长杰夫·塞申斯将向参议院情报委员会作证，这会是一场面向公众开放的听证会。The former director of the FBI, James Comey, testified on Capitol Hill, shedding light on the circumstances that led to his controversial firing by US President Donald Trump. 前联邦调查局局长詹姆斯·科米在国会山作证，阐明了导致美国总统川普颇有争议解雇他的情形。好的，我们今天学习的词是 testify, testify, testify...