Preparative column
[化] 制备柱
🧩 词语组成解析
a. 准备性的, 预备性的\\nn. 预备, 准备, 预备信号
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
No. I have nothing to declare.
没有。我没有什么要申报的。
Ellen liked to smell her mother's cooking, when she came home.
艾伦回到家来，喜欢闻一闻母亲做的菜。
Certainly. And we also have test results that we're sure you'd be interested to read.
当然，同时我们也有测试结果，我们相信你们会有兴趣看的。