什么是John, John Chinaman (历史上对华人的蔑称)? Andrew Yang 被媒体称为John Yang, 华人被称John的历史背景是什么? https://asamnews.com/2019/11/24/andrew-yang-demands-apology-from-msnbc-after-debate/?fbclid=IwAR3DQAev98iKfb76YhKhYp4I4_AdM-eAZYT74Jm4taH4JIPQoJSqvGaIi5Q https://en.wikipedia. ...