Orifice column
[化] 筛板塔
🧩 词语组成解析
orifice
['ɔrɪfɪs]
n. 孔;洞口;
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
And if you don't?
要是你找不到呢？
Who is calling?I don't recognize your voice.
谁打来的电话？我听不出你的声音。
Yet a great many processes depending on such research are sought for with complete secrecy until the stage at which patents can be taken out.
然而，依赖这种研究的很多工艺程序是在完全保密的情况下进行的，直到可以取得专利权的阶段为止。