Columnar layer
[医] 杆体[锥体]层, 套层
🧩 词语组成解析
a. 圆柱的, 圆筒形的, 分纵栏印刷或书写的\\n[医] 柱状的
layer
['leiə]
n. 层，层次;膜;[植]压条;放置者，计划者;
vt. 把…分层堆放;借助压条法;生根繁殖;将（头发）剪成不同层次;
vi. 形成或分成层次;[植]通过压条法而生根;
🗣️ 情景例句
and I'll be proud to be part of it.
那时我会以成为家的一份子而自豪。
The flood has left many people homeless.
许多人因洪水而失去了家园。
As it was extremely narrow, the man was unable to move,
由于烟囱太窄，那人无法动弹。