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
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
She is majoring in modern languages.
她主修现代语言学。
The Karen had been sailing in a convoy to Russia when she was torpedoed by an enemy submarine.
“卡伦”号当年在为其他船只护航驶往俄国的途中突然遭到敌方潜水艇鱼雷的袭击。