thickness基本解释
n,[物]厚度；层；浓度；含混不清,同近
The thickness of the walls is 5 feet..墙体厚度为5英尺。
厚度, 浓度, 稠密英释中释nhow thick something is
wall thickness,壁厚；墙厚；铸壁厚度.短语
