VOA慢速英语:Instagram拒绝监视用户对话

conversation – n. an informal talk involving two people or a small group of people

microphone – n. a device into which people speak or sing in order to record their voices or to make them sound louder

subtle – adj. hard to notice or see

viewer – n. a person who sees or looks at something

principle – n. a moral rule or belief that helps you know what is right and wrong

transparent – adj. honest and open