最近用latex写英文文章，用textbf{}加粗选中字体失效，
解决方法：引入包
usepackage[T1]{fontenc}参考： https://blog.csdn.net/qbyqby7628/article/details/110202321?utm_medium=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control