Reciprocating-plate column
[机] 往复式孔板萃取器
🧩 词语组成解析
[医] 交互的, 往复的
plate
[plet]
n. 盘子，盆子;金属板;均匀厚度的片状硬物体;[摄]底片，感光版;
vt. 镀，在…上覆盖金属板;覆盖;电镀;[印]给…制铅板;
plat 平坦 + e → n.板，片，盘 vt.电镀
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
there isn't any work for a retired person my age.
没有我这种年纪的退休老人的工作。
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
The lines of the animal had in fact been cut into the rock.
事实上，动物的线条被刻进岩石里。