Compound trommel
[建] 多层转筒筛
🧩 词语组成解析
n. 滚筒筛\\n[机] 圆筒筛
🗣️ 情景例句
Susan's teddy bear.
Susan送的泰迪熊
It is hard to please all parties.
取悦各方，谈何容易。
I didn't have a penny the last time I saw you.
上次我见到你时，我连一个铜板也没有。