Filter(ing) cartridge
[化] 滤筒; 滤心
🧩 词语组成解析
cartridge
['kɑrtrɪdʒ]
n. 子弹，弹药筒;笔芯，墨盒;暗盒，胶卷盒;录音带盒，唱头;
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
Be prepared to put one's hand in one's pocket.
准备慷慨解囊。
What do you mean by special?
怎么特别呢。