![两个 \mathbf 元素之间的连接文本问题](https://linux22.com/image/357000/%E4%B8%A4%E4%B8%AA%20%5Cmathbf%20%E5%85%83%E7%B4%A0%E4%B9%8B%E9%97%B4%E7%9A%84%E8%BF%9E%E6%8E%A5%E6%96%87%E6%9C%AC%E9%97%AE%E9%A2%98.png)
我有以下句子想要用 LaTeX 写出来:
因此,我尝试使用这个:
\documentclass[runningheads,a4paper]{llncs}
\usepackage{amssymb}
\setcounter{tocdepth}{2}
\usepackage{graphicx}
\usepackage[latin1]{inputenc}
\usepackage[english]{babel}
\usepackage{url}
\usepackage{float}
\usepackage{booktabs}
\usepackage{multirow}% http://ctan.org/pkg/multirow
\usepackage{hhline}% http://ctan.org/pkg/hhline
\usepackage{mathtools}
\usepackage{amsmath}
\usepackage[english]{babel}
\usepackage{booktabs,array}
\usepackage{lipsum}
\setcounter{secnumdepth}{5}
\begin{document}
We point to the cost of the ith children with
\mathbf{cost}_{i} , and the probability of same children with, \mathbf{pro}_{i}
\end{document}
但结果显示,有些单词是连在一起的: