indentation

汉语翻译：n. 呈锯齿状, 缩排, 缺口, 印凹痕【计】 缩进【化】 压痕【医】 切迹, 凹入英语解释：名词 indentation:a concave cut into a surface or edge (as in a coastline)同义词：indenture the formation of small pits in a surface as a consequence of...