Equidensitometry
等密度测量
🗣️ 情景例句
Things are never as bad as they seem.
事情往往不像看上去的那么糟。
No problem.
没什么好谢的。
Their feet were fixed to one bar and their hands to another bar.
他们的脚拴在一根铁杠上，他们的手拴在另外一根铁杆上。