Packed reaction column
[化] 填充反应柱
🧩 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
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
Randy was furious about the nasty letter.
兰迪为这封下流的信而勃然大怒。
One of the most colourful figures in boxing history was Daniel Mendoza, who was born in 1764.
拳击史上最引人注目的人物之一是丹尼尔。门多萨，他生于1764年。