Packed extration column
[化] 填充式萃取塔
🧩 词语组成解析
packed
[pækt]
adj. 充满…的;塞满了…的;
v. 包装(pack的过去式和过去分词);
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Her guess turned out to be true.
她的猜想结果成为事实。
How well do you know French?
你法语好吗？
The Great St.Bernard Pass connects Switzerland to Italy.
圣伯纳德大山口连接着瑞士与意大利，