Pulsed column
[化] 脉动塔; 脉冲塔
🧩 词语组成解析
a. 脉冲的；跳动的；脉冲调制的
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
He is interested in collecting foreign stamps.
他对收集外国邮票有兴趣。
The fox knew too much, that's how he lost his tail.
机关算尽太聪明，反误了卿卿性命。
And this is Naoko.She's Japanese.
这位是直子。她是日本人。