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
I owe you an apology for what I did last night.
我应该为昨天晚上的事向你道歉。
Yes, sir. Your account was overdrawn 15 dollars on the 12th of this month.
是的，先生。本月12日这一天您的帐户上透支了15美元。
While the men had been working inside the ship, the air-line had been giving off oxygen.
当工人们的在船舱里干活时，供气管一直在排放氧气。