答案1
答案2
在 Unicode 中,它是三角冒号 (U+02D0):
平均能量损失
\documentclass{article}
\usepackage{fontspec}
\newcommand\ffontaname{DejaVu Serif}
\newcommand\ffontbname{Gentium Plus}
\newcommand\ffontcname{FreeMono}
\newcommand\ffontdname{Doulos SIL}
\newcommand\ffontename{FreeSerif}
\newcommand\ffontfname{Charis SIL}
\newfontfamily\ffonta{\ffontaname}
\newfontfamily\ffontb{\ffontbname}
\newfontfamily\ffontc{\ffontcname}
\newfontfamily\ffontd{\ffontdname}
\newfontfamily\ffonte{\ffontename}
\newfontfamily\ffontf{\ffontfname}
\newcommand\testtext{pêl /peːl/}
\begin{document}
\Large
\begin{tabular}{ll}
\ffontaname & \ffonta\testtext \\
\ffontbname & \ffontb\testtext \\
\ffontcname & \ffontc\testtext \\
\ffontdname & \ffontd\testtext \\
\ffontename & \ffonte\testtext \\
\ffontfname & \ffontf\testtext \\
\end{tabular}
\end{document}
答案3
调整我的答案垂直镜像叠置三角形的通用定义
\documentclass{article}
\usepackage{scalerel,stackengine,tikz}
\usetikzlibrary{shapes.geometric}
\tikzset{
uptri/.style={fill,
draw,
ultra thick,
regular polygon,
regular polygon sides=3,
xscale=.7
}
}
\tikzset{
dntri/.style={fill,
draw,
shape border rotate=180,
ultra thick,
regular polygon,
regular polygon sides=3,
xscale=.7
}
}
\savestack\uptri{\tikz{\node[uptri]{}}}
\savestack\dntri{\tikz{\node[dntri]{}}}
\DeclareRobustCommand\intri{\kern.5pt\scalerel*{%
\stackengine{9pt}{\uptri}{\dntri}{O}{c}{F}{F}{S}}{e}\kern.5pt}
\begin{document}
p\^el /pe\intri l/
\end{document}