Chromatographic system analysis
[化] 色谱系统分析
🧩 词语组成解析
a. 色析法的；层离法的
🗣️ 情景例句
How many are there in your family?
你们家几口人？
By the time we got there,the play had already begun.
等我们到那里，戏已经开始了。
Mr. Smith taught English at a school.
史密斯先生在一所学校教英语。