closing cell

• 封闭细胞

closing cell的用法和样例：

例句

1. A cell is generally defined as a single unit or compartment, enclosed by a border or wall, which is usually part of a bigger structure.
   一个细胞通常定义为一个单一的单位或隔间，由封闭的边界或墙上，这是通常的一个组成部分，更大的结构。