Helicoidal sifting machine
[化] 螺旋转筒筛
🧩 词语组成解析
n. 螺旋面
n. 筛, 过滤, 筛过的东西, 滤下来的杂质, 筛下来的杂质, 滤过的东西\\n[计] 筛选, 淘汰
🗣️ 情景例句
Are you making progress?
你有进展吗？
Is there any discount for the USA Railpass?
火车通行证有折扣吗？
Sure. We were in the same class.
当然认识。我们同班呢。