Drum sifter
[化] 转筒筛
🧩 词语组成解析
drum
[drʌm]
n. 鼓;鼓状物;鼓声;石首鱼;
vt. 击鼓;连打;反复讲;鼓吹;
vi. 击鼓;连打;拍翅;
sifter
[['siftə]]
n. 筛选工, 筛子\\n[医] 筛粉机
🗣️ 情景例句
What's your occupation?
你的职业是什么？
I worked at the coffee shop last night.
我昨晚在咖啡厅工作。
Once waves have been generated,
一旦波浪形成，